sin^2A-sin^2B is equal to
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Hope this helps...
:-)
adityavarman:
sin a - sin b = 2sin((a-b)/2)cos((a+b)/2)
that is equ ---2)
all I did was transformations which u claim to be wrong... no....
equ -- 1) x equ --- 2)
hey.. bro.....
i know that identity very well
I get the same answer as u ..... sin(a+b)sin(a-b)
i didn't copy it from Google
okay no probs.... but just think twice b4 commenting something and saying the answer is wrong
and wow.... someone has reported my answer too/// thts bad....
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