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( * ) If a sin x = b cos x =( 2c tan x ) / ( 1 – tan squrare x) then (a square – b square) whole square / (a square + b square) =

( * )
If  a sin x = b cos x =( 2c tan x ) / ( 1 – tan squrare x) then (a square – b square) whole square / (a square + b square) = 

Grade:11

1 Answers

Nishant Vora IIT Patna
askIITians Faculty 2467 Points
7 years ago
Hello student, Please find the answer to your question below

a sin x = b cos x =( 2c tan x ) / ( 1 – tan squrare x)
=> a sin x = b cos x =c tan2x

a sin x = b cos x
=> tanx = b/a
=> therefore c tan 2x = ( 2c tan x ) / ( 1 – tan 2 x)

Now put the value of tan x and get the ans


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