CBSE X Mathematics Introduction to Trigonometry
Prove that : cotA + cosecA - 1/cotA-cosecA+1 = 1+cosA / sinA
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20th September 2012
10:07 PM
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CBSE X Mathematics
tanA+secA-1/tanA-secA+1=1+sinA/cosA
Asked by Adithya Rao
18th May 2014
8:49 AM
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CBSE X Mathematics Introduction to Trigonometry
[sinA/(secA+tanA-1)]+[cosA/(cosecA+cotA+1)]
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4th October 2017
9:59 PM
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JEE Plances JEE (Main) Mathematics Trigonometric Ratios, Identities and Equations
Q17 pls
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25th October 2017
5:21 PM
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JEE Plances JEE (Main) Mathematics Trigonometric Ratios, Identities and Equations
Q20
Asked by Tanishq
25th October 2017
5:23 PM
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CBSE X Mathematics Introduction to Trigonometry
If √3 tan β = 3 sin β, prove that sin^2 β - cos^2 β = 1/3.
Asked by arup_chakraborty2007
10th November 2017
2:52 PM
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CBSE X Mathematics Introduction to Trigonometry
If √3 tanΦ = 3sinΦ , then find the value of sin²Φ - cos²Φ .
Asked by pdcavita
18th November 2017
11:35 AM
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CBSE X Mathematics Introduction to Trigonometry
Prove that (tanΦ+1/cosΦ)² + (tanΦ - 1/cosΦ)² = 2(1+ sin² Φ/1- sin²Φ)
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18th November 2017
12:42 PM
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CBSE X Mathematics Introduction to Trigonometry
If x = r sinAcosB, y = r sinAcosB and z= r cosA, show that x² + y²+ z²= r².
Asked by pdcavita
18th November 2017
12:46 PM
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CBSE X Mathematics Introduction to Trigonometry
Prove that sinA - cosA +1/ sinA + cosA - 1 =1/secA - tanA.
Asked by pdcavita
18th November 2017
1:13 PM
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CBSE X Mathematics Introduction to Trigonometry
Ohh.... Tq Q1. Prove that( cosecA - sinA) (secA - cosA) = 1/ tanA - cotA.
Asked by pdcavita
19th November 2017
2:11 PM
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CBSE X Mathematics Introduction to Trigonometry
If cosectheta – sin theta= a and sec theta – cos theta = b, then find the value of (a2b)2/3 + (ab2 ) 2/3 . (A) 0 (B) –1 (C) 2 (D) 1 (E) None of these
this is olympais question .. solve the with short time and tell me the process with steps proper .
Asked by sucharitasahoo1
30th November 2017
9:06 PM
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JEE Plances ALL Class Mathematics
please solve the questions from 13-16
Asked by jaychandran1967
11th December 2017
5:54 PM
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JEE Plances ALL Class Mathematics
plese solve the question
Asked by jaychandran1967
17th December 2017
10:38 AM
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JEE Plances JEE (Main) Mathematics
With usual notation prove that 2 ( a sin^2 C/2+c sin^2 A/2 ) = a + c- b
Asked by shahsamaira2
8th January 2018
5:28 PM
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ICSE X Mathematics Trigonometrical Identities
Plz solve ques 51 urgently
Asked by lovemaan5500
14th January 2018
2:18 PM
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ICSE X Mathematics
(sinA + cosecA)2 + (cosA + secA)2 = 5 + sec2A x cosec2A
Asked by Yesan
27th January 2018
5:30 PM
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ICSE X Mathematics Trigonometric Identities
sin A(1+tan A)+cosa(1+cotA)=secA + cosecA
Asked by Harshit
27th January 2018
8:18 PM
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CBSE X Mathematics Introduction to Trigonometry
Prove that (1 + cot A + tan A) (sin A - cos A) = sin A tan A - cot A cos A
Asked by gpnkumar0
28th January 2018
8:08 PM
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ICSE X Mathematics
trignometry identies
Asked by 404152280012660
4th February 2018
10:34 AM
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ICSE X Mathematics Trigonometrical Identities
Plz answer 1 part
Asked by lovemaan5500
4th February 2018
5:37 PM
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ICSE X Mathematics Trigonometrical Identities
Plz.answer 2nd part
Asked by lovemaan5500
4th February 2018
5:38 PM
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ICSE X Mathematics Trigonometrical Identities
prove that: (sin A - cos A +1)/ ( sin A + cosA -1)= ( 1+ sin A )/ cosA
Asked by bdroy_2014
7th February 2018
9:51 PM
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CBSE X Mathematics Introduction to Trigonometry
If tanΦ + sinΦ =m and tanΦ-sinΦ = n, show that m²-n² = 4√mn
Asked by pdcavita
8th February 2018
7:57 PM
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ICSE X Mathematics Trigonometric Identities
Asked by nandinidwivedi062002
11th February 2018
12:45 PM
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ICSE X Mathematics Trigonometrical Identities
secA -tanA/secA +tanA =1-2 secAtanA +2(tan)2 A
Asked by nandinidwivedi062002
11th February 2018
12:51 PM
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CBSE X Mathematics
If cosecA - sinA = m and secA - cosA=n Prove that: m^2n raised to 2/3 + mn^2 raised to 2/3 = 1
Asked by manasvi.gopani
14th February 2018
12:40 PM
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CBSE X Mathematics Introduction to Trigonometry
(1+cotA+tanA)(sinA-cosA) = secA - cosecA ÷ cosec`2A - sec '2A = sinAtanA - cotAcosA
Asked by Rohit S
14th February 2018
8:30 PM
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CBSE X Mathematics Introduction to Trigonometry
If 5x sec and 5/x = tan theta find the value of 5(xsquare-1/xsquare)
Asked by DG
16th February 2018
6:30 PM
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ICSE X Mathematics Trigonometrical Identities
prove that (sina-cosa+1)/(sina+cosa-1)=1/(seca-tana)
Asked by subhasray1968
17th February 2018
12:10 AM
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CBSE X Mathematics Introduction to Trigonometry
If cosA+sinA=√2,prove that cosA-sinA=√2sinA
Asked by ihsanansar123
20th February 2018
11:58 AM
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ICSE X Mathematics Trigonometrical Identities
C part circled
Asked by lovemaan5500
22nd February 2018
6:25 AM
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ICSE X Mathematics Trigonometrical Identities
Prove the following identity a ) (sinA + cosec A)² + (cosA + secA)² = 5 + sec²A.cosec²A- 2. Find the equation of the perpendicular bisector of the line segment joining A(4,2) and B(-3,-5) 3. Using properties of proportion,find x : y if a) (x³+12x)/(6x² +8) = (y³+27y)/(9y²+27)
Asked by Sanjeev
22nd February 2018
5:41 PM
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ICSE X Mathematics Trigonometrical Identities
Plz solve 15
Asked by Jatinaa786
24th February 2018
1:07 PM
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ICSE X Mathematics Trigonometrical Identities
Q9 b part
Asked by lovemaan5500
26th February 2018
7:00 AM
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CBSE X Mathematics Introduction to Trigonometry
pls explain
Asked by gpnkumar0
3rd March 2018
9:47 PM
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CBSE X Mathematics Introduction to Trigonometry
pls prove
Asked by gpnkumar0
26th March 2018
10:09 PM
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CBSE X Mathematics Introduction to Trigonometry
I want learn all the identities of trigonometry
Asked by Saurav
28th March 2018
7:46 AM
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ICSE X Mathematics Trigonometrical Identities
If sin A+cos A=√2 sin(90-A),show that cot A=√2+1
Asked by Sunita
31st March 2018
7:53 PM
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ICSE X Mathematics Trigonometric Identities
cot A + cosec A - 1 / cot A - cosec A + 1 = 1 + cos A / sin A
Asked by suryasonawane11
1st April 2018
9:13 PM
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ICSE X Mathematics Trigonometric Identities
Prove (Sin A+sec A)^2+(cosA+cosec A)^2=(1+secA.cosecA)
Asked by Sunita
3rd April 2018
8:36 PM
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ICSE X Mathematics Trigonometrical Identities
Prove (Tan A+sinA)/(tan A-sin A)=(secA+1)/(secA-1)
Asked by Sunita
3rd April 2018
8:40 PM
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ICSE X Mathematics Trigonometrical Identities
3 cosA=2sin^2A Find A
Asked by Sunita
3rd April 2018
8:41 PM
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ICSE X Mathematics
prove sinA+cosA/(sinA-cosA) + sinA-cosA/(sinA+cosA)=1/(sin2A-cos2A)=2/(1-2cos2A)=2sec2A/(tan2A-1)
Asked by Sunita
5th April 2018
3:54 PM
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ICSE X Mathematics
Prove Tan2A/(tan2A-1) + cosec2A/(sec2A-cosec2A)=1/(sin2A-cos2A)
Asked by Sunita
5th April 2018
3:59 PM
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ICSE X Mathematics
Eliminate A Cot A+cosA=m & cotA—cosA=n
Asked by Sunita
5th April 2018
4:02 PM
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CBSE XI Science Mathematics
sin(a+b)= sina.cosb +cosa.sinb how?prove
Asked by Shivendra
22nd April 2018
10:09 AM
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CBSE X Mathematics Introduction to Trigonometry
please sir help me to solve this query
Asked by krishdabhoya2003
10th June 2018
12:43 PM
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CBSE XI Science Mathematics Trigonometric Functions
cosec x (sec x - 1) - cot x (1 - cos x) = tan x - sin x Prove the Following Identity.
Asked by Anish
16th June 2018
8:38 AM
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JEE Plances JEE (Main) Mathematics Trigonometric Ratios, Identities and Equations
Prove the following identity.
Asked by Anish
16th June 2018
4:42 PM
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CBSE XI Science Mathematics Trigonometric Functions
Evaluate : (1+cos π/8 ) (1+cos 3π/8 ) (1+cos 5π/8 ) (1+cos 7π/8 )
Asked by tps.mjmdr
16th June 2018
5:42 PM
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JEE Plances JEE (Main) Mathematics Trigonometric Ratios, Identities and Equations
Prove that
Asked by Anish
30th June 2018
1:08 PM
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CBSE XI Science Mathematics Trigonometric Functions
(1+cosπ/8)(1+cos3π/8)(1+cos5π/8)(1+cos7π/8)=1/8
Asked by rajkumarpandey3783
6th July 2018
9:02 PM
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CBSE XI Science Mathematics Trigonometric Functions
(sinø-cosø)^2=1-sin2ø
Asked by abhaysharma2710
15th July 2018
10:09 AM
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CBSE X Mathematics Introduction to Trigonometry
Prove that:
Asked by 1784393325200864
16th July 2018
6:30 AM
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CBSE X Mathematics Introduction to Trigonometry
Prove that:
Asked by 1784393325200864
16th July 2018
6:31 AM
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JEE Plances JEE (Main) Mathematics
Solve it
Asked by hariom2083
20th July 2018
12:29 AM
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ICSE XI Science Mathematics
If tan x=k , then find the value of 
Asked by SanskarAgarwal86
6th August 2018
10:25 PM
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ICSE X Mathematics Trigonometric Identities
Please tell me
Asked by siddharthjaiswal1122
22nd August 2018
9:44 AM
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CBSE XI Science Mathematics
[sin^2(x)+cos^2(x)]
Asked by nishantkushwaha512
22nd August 2018
3:05 PM
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CBSE XI Science Mathematics
If acosA-bsinA=c
Prove that. asinA+bcosA=
Asked by kahafnaaz243
23rd August 2018
9:47 PM
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ICSE X Mathematics Trigonometrical Identities
if 9sinß+40cosß=41 proov 41cosß=40
Asked by dr_pradip27121972
8th September 2018
11:13 AM
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Maharashtra X Mathematics
Prove that ,tan thita/sec thita-1=tan thita+sec this+1/tan this+sec thita-1
Asked by pandeydn4332
21st September 2018
11:52 PM
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CBSE X Mathematics
then show that tan
=
=
Asked by dilwalevk143
22nd September 2018
1:53 PM
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CBSE X Mathematics
IfcosA+sinA =√2cosA,prove that cosA-sinA=√2sinA
Asked by Soumyaputtige262
1st October 2018
8:55 PM
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CBSE XII Science Mathematics Integrals
Integration cosec3 x dx explain in great detail and give full solution
Asked by haroonrashidgkp
18th October 2018
4:31 PM
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ICSE X Mathematics Trigonometrical Identities
Prove it. (sinA+secA)sq.+(cosA+cosecA)sq.=(1+secAcosecA)sq.
Asked by jaiswalsindhuli717
9th November 2018
4:12 PM
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ICSE X Mathematics Trigonometric Identities
cot^2A -cos ^2A =cos ^2A ×cot ^2A
Asked by dantkalesamarth
22nd November 2018
10:03 PM
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ICSE X Mathematics Trigonometrical Identities
eliminate ß in the following epressions. tan ß + sin ß = p and tan ß - sin ß = q
Asked by nidhimehendre
25th December 2018
10:02 PM
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ICSE X Mathematics Trigonometric Identities
Prove that
Asked by debabratap261
18th January 2019
10:24 AM
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ICSE X Mathematics Trigonometric Identities
if cos A + sin A=
cos A
show that cos A-sin A= sin A
cos A sin A
Asked by shivasanthosh0804
23rd January 2019
6:18 PM
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CBSE X Mathematics Introduction to Trigonometry
If tan^2A=1-a^2, prove that secA+tan^3cosecA=(2-a^2)^3/2 please answer in a simple way.
Asked by guptaabhinav0809
10th February 2019
11:44 PM
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CBSE X Mathematics Introduction to Trigonometry
If cosA-sinA=root 2sinA Prove that cos A +sinA=root 2 cosA
Asked by Kumarashish6345
21st February 2019
8:03 AM
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CBSE X Mathematics Introduction to Trigonometry
Sin a + cos a + 1/ sin a + cos a - 1 = 1/ sin a - tan a
Asked by adityaagrawal020503
21st February 2019
11:30 PM
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CBSE X Mathematics Introduction to Trigonometry
If 3 sin A + 5 cos A = 5, prove that (5 sin A - 3 cos A) = +-3
Asked by Kumarashish6345
22nd February 2019
8:57 AM
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CBSE X Mathematics Some Applications of Trigonometry
a cos theta + b sin theta = 5 find value of b cos theta - a sin theta
Asked by Soma
28th February 2019
3:45 PM
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CBSE X Mathematics Introduction to Trigonometry
solution for this
Asked by ABHILASHA
5th March 2019
11:18 PM
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CBSE X Mathematics Introduction to Trigonometry
solution required as early as possible...
Asked by ABHILASHA
5th March 2019
11:20 PM
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CBSE X Mathematics Introduction to Trigonometry
If sin θ = 31 , then find the value of (2 cot2θ + 2)
Asked by youngster.tamizha2468
6th March 2019
3:37 PM
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CBSE X Mathematics Introduction to Trigonometry
Please prove
Asked by mebakyabum
9th May 2019
9:48 AM
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CBSE XI Science Mathematics Trigonometric Functions
sin^2n x+cos^2n x, minimum value?
Asked by aahnik.mohanty
29th May 2019
7:56 PM
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CBSE XI Science Mathematics Trigonometric Functions
sinx1sinx2-cosx1cosx2+1=0 the value of tanx1/2*tanx2/2 is alwya equal to?
Asked by aahnik.mohanty
29th May 2019
8:00 PM
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CBSE XI Science Mathematics Trigonometric Functions
tanx=root n where n belongs to N
2 then sec 2x is always-
rational irrational positive or negative?
Asked by aahnik.mohanty
29th May 2019
8:02 PM
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CBSE X Mathematics Introduction to Trigonometry
Prove that 1-tan²A/1+tan²A=cos²A-sin²A
Asked by shivengrover12
16th June 2019
10:28 AM
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ICSE X Mathematics Trigonometrical Identities
Cosec^4A - cosec^2A = cot^4 + cot^2
Asked by Arihantkothari33
11th July 2019
7:17 PM
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ICSE X Mathematics Trigonometrical Identities
sec A(1 -sec A)(sec A + tan A)= 1
Asked by ketakiudeshi
13th July 2019
2:10 PM
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CBSE X Mathematics Introduction to Trigonometry
cosec A+cot A/cosec A-cot A=(cosec A+cot A^2
Asked by haraulakh1999
21st July 2019
9:40 AM
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CBSE XI Science Mathematics Trigonometric Functions
Find the values of x for which it satisfies tanx = cot 5 x as well as sin 2x = cos 4x [x€ (-π/2,π/2)]
Asked by sajal2402
30th July 2019
11:19 AM
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ICSE X Mathematics Trigonometrical Identities
SinA+sinB/cosA-cosB+cosA+cosB/sinA-sinB=?
Asked by ak7658270
30th July 2019
9:30 PM
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ICSE X Mathematics Trigonometric Identities
Given: cosA = 5/13 evaluate: (I)sin A - cotA/ 2tanA (ii)cotA + 1/tanA
Asked by grandhienterprises13
8th August 2019
7:16 AM
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ICSE IX Mathematics Trigonometry
Simplify root of (1-sin square theta) /(1-cos square theta)
Asked by sannoysubir
9th September 2019
12:02 AM
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CBSE X Mathematics Introduction to Trigonometry
sinx - cosx = root2 find tanx
Asked by tarunn250
24th September 2019
10:45 PM
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CBSE X Mathematics Introduction to Trigonometry
Prove that : 1-sinA/1+sinA=(secA-tanA)2
Asked by giridipak451
4th October 2019
10:01 PM
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ICSE X Mathematics Trigonometrical Identities
this sum is of trignometry. cotA+cosecA-1/cotA-cosecA+1=i=cotA/sinA
Asked by gsamarth458
12th October 2019
8:33 AM
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CBSE X Mathematics Introduction to Trigonometry
Cos A/1+ sin A + 1+ sin A /cos A = 2 sec A
Asked by ruhirathiya
17th October 2019
5:23 AM
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JEE Main Mathematics Trigonometry
What is the value of sec 333º × (sec^2 333º - 1)^½?
Asked by rishabhsankla1
13th November 2019
12:29 AM
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JEE Main Mathematics Trigonometry
If f(θ) = sin2 θ + sin2 (θ+2π/3) + sin2 (θ+4π/3), then what will be f(π/10)?
Asked by rishabhsankla1
26th November 2019
8:20 PM
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CBSE X Mathematics Introduction to Trigonometry
Solve - sinA^4+cosA^4+1=2sinA^2
Asked by Nganesh101
2nd January 2020
11:48 AM
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ICSE X Mathematics Trigonometric Identities
Cosec A /CosecA-1 + Cosec A/Cosec A+1 = 2 + 2tan^2A
Asked by ayush421301
6th January 2020
12:48 AM
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CBSE X Mathematics Introduction to Trigonometry
(1+secA)/secA = sin²A/(1-cosA)
Asked by nijurajeev7276
7th January 2020
10:27 AM
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CBSE X Mathematics Introduction to Trigonometry
if sinA +cosA =√3, then prove that tanA +cotA =1
Asked by singh.dh
12th January 2020
10:42 PM
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CBSE X Mathematics Introduction to Trigonometry
Kindly solve If cos^4(A)/cos^2(B) + sin^4(A)/son^2(B)=1 Then prove that Cos^4(B)/cos^2(A) + sin^4(B)/sin^2(A) =1
Asked by Kanchanchandra.1989
14th January 2020
10:58 AM
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CBSE X Mathematics Introduction to Trigonometry
Evaluate cos48°cos42°–sin48°sin42°
Asked by Maharanam446
22nd January 2020
1:21 PM
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CBSE X Mathematics Introduction to Trigonometry
ok
Asked by sonupbhoye1
29th January 2020
10:56 AM
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CBSE X Mathematics Introduction to Trigonometry
Can you tell the answer for the 23rd question..
Asked by subbukum
12th February 2020
5:52 PM
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ICSE X Mathematics Trigonometrical Identities
my doubt is regarding trigonometry
Asked by sintra16
27th February 2020
9:27 PM
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ICSE X Mathematics Trigonometric Identities
Prove the following identity :- (sinA + cosecA)^2 + (cosA + secA)^2 = 5 + sec^2A * cosec^2A
Asked by nid0409
2nd March 2020
11:04 AM
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ICSE X Mathematics Trigonometric Identities
.
Asked by Kanwaranita10
3rd March 2020
2:40 PM
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CBSE X Mathematics Introduction to Trigonometry
Cosec(theta) - cot(theta) = alpha then cosec(theta)+ cot( alpha)=?
Asked by raunakkarn555
6th April 2020
8:58 PM
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CBSE X Mathematics Introduction to Trigonometry
prove that cos theta by 1-tan theta+sin theta by 1- cot theta equals to sin theta+ cos theta
Asked by gurunath196107
7th April 2020
4:21 PM
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CBSE X Mathematics Introduction to Trigonometry
maths sums
Asked by gurvinderr043
12th April 2020
8:18 AM
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JEE Main Mathematics Trigonometry
Tan a=4/3; cos (a+b)= - √5/5 ; find the value of tan (a - b) .
Asked by saikatsukai514
17th April 2020
7:41 AM
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ICSE X Mathematics Trigonometrical Identities
X=asec3A, y=btan3A . Eliminate A between the given equation ?
Asked by tamannasuri2996.10sdatl
4th May 2020
5:19 PM
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JEE Main Mathematics Trigonometry
Let x, y, z be real numbers with such that x+y+z= and P = cosx.siny.cosz. then what are the minimum and maximum values of P? Also mention at what values of x,y,z they occur?
Asked by sarn1027
5th May 2020
2:44 PM
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ICSE X Mathematics Trigonometrical Identities
sec⁴A(1-sin⁴A)-2tan²A =1
Asked by jatinder324
10th May 2020
4:21 PM
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CBSE X Mathematics Introduction to Trigonometry
if sin a =3/5,find cos a and tan a
Asked by Battulasirichanda
16th May 2020
3:21 PM
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CBSE X Mathematics Introduction to Trigonometry
Prove that 1+sinA -cosA/cosA-1+sinA =1+sinA/cosA
Asked by firdoshisk
19th May 2020
6:22 PM
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CBSE X Mathematics Introduction to Trigonometry
Prove the following trigonometric identity Cos^2(90°-theta) +Cos^2theta=sec^2(90°-theta) -cot^2theta
Asked by abulhussain3438
28th May 2020
8:03 AM
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CBSE X Mathematics Introduction to Trigonometry
prove that sec A(1- sin A) (secA+ tan A) = 1
Asked by pandeydivyanshu42
19th June 2020
12:52 PM
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CBSE X Mathematics Introduction to Trigonometry
I want answer
Asked by grisha1310cherry
21st June 2020
6:13 PM
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CBSE X Mathematics Introduction to Trigonometry
I need the solution of the doubt given below
Asked by jayadevi9757
27th June 2020
10:56 AM
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CBSE X Mathematics Introduction to Trigonometry
Cos2a=Sin(3a-35)
Asked by rach4315
28th June 2020
11:28 AM
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CBSE X Mathematics Introduction to Trigonometry
plz solve this question
Asked by ishangoswami006
5th July 2020
10:21 AM
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CBSE X Mathematics Introduction to Trigonometry
abcd is a quadilateral prove that cos a+b / 4 = sin c+d /4
Asked by harishankarpandabrl
9th July 2020
3:37 PM
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CBSE X Mathematics Introduction to Trigonometry
if sec theta+ tan theat =x , write the value of sec theta - tan theta in terms of X
Asked by sy2121426
20th July 2020
7:57 PM
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CBSE X Mathematics Introduction to Trigonometry
Prove that : √2+tan2 θ+cot2 θ=tan θ+cot θ
Asked by harshrajesh9
28th July 2020
12:52 PM
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ICSE X Mathematics Trigonometrical Identities
prove that: cosA - 2cos^3A/2sin^3A - sinA = cotA
Asked by Vru23
28th July 2020
8:18 PM
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ICSE X Mathematics Trigonometrical Identities
prove that: (sinA + cosecA)^2 + (cosA + secA)^2 = 7 + tan^2A + cot^2A
Asked by Vru23
28th July 2020
8:20 PM
Answered by Expert
ICSE X Mathematics Trigonometrical Identities
prove that: sin^3/cosA + sinAcosA = tanA
Asked by Vru23
28th July 2020
11:18 PM
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CBSE XI Science Mathematics Trigonometric Functions
Cos5π/4-sin5π/4+tan11π/4-cot11π/4? SIn4530°? Cos (-9π/4)? Sin 120°cos 150°-cos240°sin330°? If tan35°=k then,Tan145°-Tan125°/1+Tan145°.Tan125°?
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5th August 2020
4:13 PM
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CBSE X Mathematics Introduction to Trigonometry
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20th August 2020
6:58 PM
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CBSE X Mathematics Introduction to Trigonometry
how to prive
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28th August 2020
10:53 AM
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CBSE XI Science Mathematics Trigonometric Functions
pls clear the doubt, dear sir/ madam
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2nd September 2020
2:53 PM
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CBSE X Mathematics Introduction to Trigonometry
question
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10th September 2020
7:04 PM
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ICSE X Mathematics Trigonometrical Identities
tan^2 a - sin^2 a =
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16th September 2020
2:20 PM
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CBSE XI Science Mathematics Trigonometric Functions
if tan(pie/4+teta)+tan(pie/4-teta)=3
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16th September 2020
8:18 PM
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ICSE X Mathematics Trigonometrical Identities
Prove that √1+cosø/1 -cosø + √1-cosø/1+cosø = 2cosecø
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20th September 2020
9:30 AM
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CBSE XI Science Mathematics Trigonometric Functions
Prove that 2sin^2 y + 4cos(x + y) sinxsiny ny + cos 2 * (x + y) = cos 2x
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21st September 2020
12:19 PM
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ICSE X Mathematics Trigonometric Identities
prove that : 1-cos²ø=sin²ø
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21st September 2020
2:41 PM
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ICSE X Mathematics Trigonometrical Identities
prove that 3(sinA-cosA)^⁴+6(sinA+cosA)^²+(sin^⁶A+cos^⁶A)=14
Asked by gaddamyashwanthr
21st September 2020
9:00 PM
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CBSE X Mathematics Introduction to Trigonometry
please help me to solve this problem
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24th September 2020
8:20 AM
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CBSE X Mathematics Introduction to Trigonometry
please help
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24th September 2020
2:50 PM
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CBSE XI Science Mathematics Trigonometric Functions
cos square (60-x) +cos square (60+x) belongs to
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25th September 2020
1:32 PM
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CBSE X Mathematics Introduction to Trigonometry
Show that … cosec theta minus 2sin cube theta upon 2cos cube theta minus cos theta is equals to tan theta
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26th September 2020
6:01 PM
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CBSE XI Science Mathematics Trigonometric Functions
If A+B+C=pi , then equality of equation (1/2)(cosA cosB + cosB cosC + cosC cosA) must hold: a) <= 3/2. b) >=(-3) c) <=3/8 d) >=(-1)
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3rd October 2020
8:59 PM
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CBSE XI Science Mathematics Trigonometric Functions
Show that sum of 9 Sin4 θ - 6 Sin6 θ and 9 Cos4 θ - 6 Cos6 θ remains constant for all values of θ.
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7th October 2020
10:13 AM
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CBSE XI Science Mathematics
2 sin 67 1/2° cos22 1/2°= ?
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17th October 2020
7:46 AM
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CBSE X Mathematics Introduction to Trigonometry
question number 32
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22nd December 2020
11:10 AM
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CBSE X Mathematics Introduction to Trigonometry
Cosec²72° - tan²18°=1
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23rd February 2021
4:31 PM
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ICSE X Mathematics Trigonometrical Identities
(sin A+ cos A) (sec A+ cosec A) = 2+sec A.cosec A
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6th March 2021
12:15 PM
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ICSE X Mathematics Trigonometrical Identities
sec²a.cosec²a = tan²a + cot²a+ 2
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7th April 2021
8:44 AM
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CBSE X Mathematics Introduction to Trigonometry
sin teta + 2cos teta =1 prove that 2sin teta - cos teta =2
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2nd May 2021
2:02 PM
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