Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 11-science Answered

ELIMINATE A and B if , tanA + tanB = b , cotA + cotB = a and A+B = C .
Asked by Sanjay | 13 May, 2015, 11:35: AM
answered-by-expert Expert Answer
tan A plus tan B equals b... left parenthesis 1 right parenthesis c o t A plus c o t B equals a... left parenthesis 2 right parenthesis rightwards double arrow fraction numerator 1 over denominator tan A end fraction plus fraction numerator 1 over denominator tan B end fraction equals a rightwards double arrow fraction numerator tan A plus tan B over denominator tan A. tan B end fraction equals a rightwards double arrow fraction numerator b over denominator tan A. tan B end fraction equals a space open parentheses u sin g space left parenthesis 1 right parenthesis close parentheses rightwards double arrow tan A. tan B equals b over a... left parenthesis 3 right parenthesis G i v e n space t h a t space A plus B equals C rightwards double arrow tan open parentheses A plus B close parentheses equals tan C rightwards double arrow fraction numerator tan A plus tan B over denominator 1 minus tan A tan B end fraction equals tan C rightwards double arrow fraction numerator b over denominator 1 minus begin display style b over a end style end fraction equals tan C space open parentheses u sin g space left parenthesis 1 right parenthesis space a n d space left parenthesis 3 right parenthesis close parentheses rightwards double arrow fraction numerator a b over denominator a minus b end fraction equals tan C T h e space a b o v e space e q u a t i o n space r e l a t e s space tan C space w i t h space apostrophe a apostrophe space a n d space apostrophe b apostrophe. space A space a n d space B space a r e space e l i m i n a t e d. space
Answered by satyajit samal | 13 May, 2015, 12:52: PM

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
CBSE 11-science - Maths
ug
question image
Asked by nityaboragam | 11 Apr, 2024, 12:14: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
find the value of 2sin square 3pie by 4+3cos square 3pie by4-2tan square 3pie by 4
Asked by rajyothi64 | 05 Mar, 2024, 09:49: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
cos(90+x)=sinx,,how
Asked by ghoshshawata62 | 04 Mar, 2024, 08:16: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
sin(90+θ)*.tan(270-θ)*.cot(360-θ)/cot(-θ)*.tan(90+θ)*.cos(180+θ)=
question image
Asked by nayaktapaswini2007 | 29 Feb, 2024, 09:10: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
if cot 4θ+cot2θ=1 prove that sin4θ+ sin2θ =1
Asked by bimanmandal53361 | 15 Jan, 2024, 12:32: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
asec theta +btan theta=1 asec theta- btan theta=1 a^2(b^2+4)=
Asked by sreyas.katuri | 23 Sep, 2023, 07:12: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
Sin(x)/√2+cos(x)/√2=√3/2
Asked by 069.pks | 16 Sep, 2023, 10:06: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
Prove that:sin²0+sin²Π÷2+sin²π÷3+sinπ÷2=2
Asked by surekhashriwas01 | 12 Sep, 2023, 08:39: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
The pe period of sin x (Pi /3+x)sin(pi/3-x)is
Asked by mvr23467 | 12 Sep, 2023, 07:52: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
cos 1710
Asked by SasipriyaNagappan | 27 Jul, 2023, 07:22: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×