Question
Sun July 22, 2012 By:
 

if q tan theta=p,then p sin theta -q cos theta / p sin theta + qcos theta is

Expert Reply
Sun July 22, 2012
p sinA - q cosA / p sin A + q cos A
Divide both numerator and denominator by cosA
= p tanA - q / p tan A + q
Now, use the given relation, tan A = p/q
Substitute to get the required answer.
 
(A = theta)
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