Please wait...
1800-212-7858 (Toll Free)
9:00am - 8:00pm IST all days

or

Thanks, You will receive a call shortly.
Customer Support

You are very important to us

For any content/service related issues please contact on this toll free number

022-62211530

Mon to Sat - 11 AM to 8 PM

Ask doubt

Ask doubt

×

Queries asked on Sunday and after 7 pm from Monday to Saturday will be answered after 12 pm the next working day.

Advanced Trigonometric Formulae

Kerala XI Science Mathematics Trigonometric Functions

Solve Sin2x-Sin4x+Sin6x=0.
 

Asked by Deebu 3rd February 2015 3:52 PM
Answered by Expert

CBSE XI Science Mathematics Sequences and Series

Q-15 IS ATTACHED
 

Asked by mahesh_udr2000 29th August 2017 3:29 PM
Answered by Expert

CBSE XI Science Mathematics Trigonometric Functions

Can you please solve this ? And give detail answer.
 

Asked by Varsneya Srinivas 20th October 2017 5:20 PM
Answered by Expert

JEE Plances JEE (Main) Mathematics

O3 pls

Asked by Tanishq 25th October 2017 6:49 AM
Answered by Expert

JEE Plances JEE (Main) Mathematics Trigonometric Ratios, Identities and Equations

Q11pls

Asked by Tanishq 25th October 2017 5:17 PM
Answered by Expert

JEE Plances JEE (Main) Mathematics Trigonometric Ratios, Identities and Equations

Q14pls

Asked by Tanishq 25th October 2017 5:20 PM
Answered by Expert

JEE Plances JEE (Main) Mathematics Trigonometric Ratios, Identities and Equations

Q22 pls

Asked by Tanishq 25th October 2017 5:33 PM
Answered by Expert

CBSE XI Science Mathematics Trigonometric Functions

prove that sine square eighteen degree plus cosine square thirty six degree  is equal to three by four

Asked by hrushikesh.barik 30th October 2017 8:27 PM
Answered by Expert

JEE Plances JEE (Main) Mathematics Trigonometric Ratios, Identities and Equations

ques 7 and ques 6

Asked by rbhatt16 6th November 2017 5:52 PM
Answered by Expert

JEE Plances JEE (Main) Mathematics Trigonometric Ratios, Identities and Equations

I didnt get what you have done after fi ding tan2x

Asked by chandanbr6004 9th November 2017 9:44 AM
Answered by Expert

CBSE XI Science Mathematics Trigonometric Functions

Prove that:
(i) cos(A-B)= cosAcosB + sinAsinB
(ii)cos(A+B)= cosAcosB - sinAsinB

Asked by sunil2791 14th November 2017 7:46 PM
Answered by Expert

CBSE XI Science Mathematics Trigonometric Functions

Solve  Sin(2x) > (Cosx)^2

Asked by sudhanshubhushanroy 15th November 2017 8:28 PM
Answered by Expert

CBSE XI Science Mathematics Trigonometric Functions

Solve
Sin(2x) > Squart(2)*Sinx^2 + ( 2 - Squart2 )*Cosx^2

Asked by sudhanshubhushanroy 15th November 2017 8:42 PM
Answered by Expert

JEE Plances ALL Class Mathematics Trigonometric Ratios, Identities and Equations

please solve the question

Asked by jaychandran1967 7th December 2017 5:36 PM
Answered by Expert

JEE Plances ALL Class Mathematics Trigonometric Ratios, Identities and Equations

17

Asked by rbhatt16 7th December 2017 8:48 PM
Answered by Expert

JEE Plances ALL Class Mathematics Solutions of Triangle

3

Asked by rbhatt16 7th December 2017 9:10 PM
Answered by Expert

JEE Plances ALL Class Mathematics Trigonometric Ratios, Identities and Equations

ques 8

Asked by rbhatt16 12th December 2017 4:11 PM
Answered by Expert

JEE Plances ALL Class Mathematics Trigonometric Ratios, Identities and Equations

ques 16

Asked by rbhatt16 12th December 2017 4:21 PM
Answered by Expert

CBSE XI Science Mathematics Trigonometric Functions

sin 3x + sin 2x - sin x = 4 sin x cos x/2 cos 3x/2

Asked by haroonrashidgkp 20th December 2017 11:35 AM
Answered by Expert

CBSE X Mathematics Introduction to Trigonometry

If tan A = 5/6 and tan B = 1/11 , Then (A+B) =?
  1. pie/2
  2. pie/4
  3. 3pie/2
  4. nome of these

Asked by sucharitasahoo1 26th December 2017 6:18 PM
Answered by Expert

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
Answered by Expert

CBSE XI Science Mathematics Trigonometric Functions

please help along with me...

Asked by nitishkrnehu09 6th February 2018 9:20 PM
Answered by Expert

JEE Plances JEE (Main) Mathematics

prove that 1)sin square + cos square dived by sinsquare -cos square = 1 2) if the given eq is not equal to RHS then find value of LHS  

Asked by futureisbright051101 21st February 2018 7:19 PM
Answered by Expert

CBSE XI Commerce Mathematics

Question no. 24

Asked by Payal 22nd February 2018 10:05 AM
Answered by Expert

CBSE XI Science Mathematics Trigonometric Functions

If 13θ= π , find the value of 3θ+cos5θ + 2cosθcos9θ

Asked by tps.mjmdr 16th June 2018 5:40 PM
Answered by Expert

CBSE XI Science Mathematics Trigonometric Functions

If acos θ = bcos (θ+120°) = c cos (θ+240°) , then find the value of 1/a+1/b+1/c

Asked by tps.mjmdr 16th June 2018 5:45 PM
Answered by Expert

JEE Plances JEE (Main) Mathematics

If angle of a triangle are in AP and the length of the two larger sides of the triangle are 10 and 9 units then find the length of the smallest side? 

Asked by Sumantkashyap1111 6th July 2018 2:11 PM
Answered by Expert

JEE Plances JEE (Main) Mathematics

Prove that

Asked by Anish 6th July 2018 10:18 PM
Answered by Expert

JEE Plances JEE (Main) Mathematics

Prove that

Asked by Anish 6th July 2018 10:21 PM
Answered by Expert

JEE Plances JEE (Main) Mathematics

Prove that

Asked by Anish 9th July 2018 1:08 PM
Answered by Expert

CBSE XI Science Mathematics Trigonometric Functions

cos 840 find the value

Asked by ramakoti61 9th July 2018 8:45 PM
Answered by Expert

JEE Plances JEE (Main) Mathematics Trigonometric Ratios, Identities and Equations

Prove that 

Asked by Anish 11th July 2018 1:33 PM
Answered by Expert

JEE Plances JEE (Main) Mathematics

Prove that

Asked by Anish 11th July 2018 1:37 PM
Answered by Expert

CBSE XI Science Mathematics Trigonometric Functions

Please give full solution with explanation 

Asked by rtortechger.official 12th July 2018 7:42 PM
Answered by Expert

ICSE X Mathematics

If cos(a-b)+cos(b-c)+cos (c-a)= -3?2 ; then prove that  cos a +cos b+cos c+sin a +sinb +sinc=0 

Asked by keshavendu35 17th August 2018 12:10 AM
Answered by Expert

ICSE X Mathematics

in triangle abc , cos a=sin b/2sinc then show that triangle abc is isosceles

Asked by keshavendu35 19th August 2018 12:35 AM
Answered by Expert

CBSE XI Science Mathematics Trigonometric Functions

Which of the following is the correct option?

Asked by dineshchem108 3rd September 2018 9:03 AM
Answered by Expert

CBSE XI Science Mathematics

Find the value

Asked by dineshchem108 3rd September 2018 10:24 AM
Answered by Expert

CBSE XII Science Mathematics

tan(B+C)+tan(C+A)+tan(A+B)  tan(π-A)+tan(π-B)+tan(π-C)   

Asked by Shubhamjoliya786 10th September 2018 11:35 AM
Answer Verified by Expert

CBSE XII Science Mathematics Integrals

Integration ex (2 – sin 2x/1- cos2x)dx  explain in great detail

Asked by haroonrashidgkp 26th October 2018 9:39 AM
Answered by Expert

CBSE X Mathematics

Solve this qus

Asked by ss2044161 1st November 2018 8:31 AM
Answered by Expert

CBSE XI Science Mathematics Trigonometric Functions

For any real x find the minimum and maximum value for the expression 3sin^2x +3sinxcosx + 7cos^2x.

Asked by acv27joy 10th December 2018 1:10 PM
Answered by Expert

IIT JEE Main Mathematics Trigonometry

Sir pls solve the following.

Asked by rsudipto 5th January 2019 9:19 AM
Answered by Expert

Chat with us on WhatsApp