Math, asked by vigneshrk7259, 11 months ago

sin^2A-sin^2B is equal to

Answers

Answered by myra72

$sin ^{2} a - sin^{2} b = sin(a + b)sin(a - b)$

Hope this helps...

:-)

adityavarman: sin a - sin b = 2sin((a-b)/2)cos((a+b)/2)

adityavarman: that is equ ---2)

adityavarman: all I did was transformations which u claim to be wrong... no....

adityavarman: equ -- 1) x equ --- 2)

myra72: hey.. bro.....

myra72: i know that identity very well

adityavarman: I get the same answer as u ..... sin(a+b)sin(a-b)

myra72: i didn't copy it from Google

adityavarman: okay no probs.... but just think twice b4 commenting something and saying the answer is wrong

adityavarman: and wow.... someone has reported my answer too/// thts bad....

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