please solve this question urgent
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tan(A+B) = p and tan(A-B) = q . formula to be used for this problem :tan(x+y)=tan(x)+tan(y)/1-tan(x)tan(y) .
tan(2A) =tan((A+B)+(A-B)) = tan(A+B)+tan(A-B)/1-tan(A+B)tan(A-B) = p+q/1-pq. Hence showed . Hope it helps you.
tan(2A) =tan((A+B)+(A-B)) = tan(A+B)+tan(A-B)/1-tan(A+B)tan(A-B) = p+q/1-pq. Hence showed . Hope it helps you.
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