SOLUTION: If tan A=8 and tan b=1/2, what is the exact value of tan(a+b) in simplest fractional form?

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Question 873160: If tan A=8 and tan b=1/2, what is the exact value of tan(a+b) in simplest fractional form?
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
tan(A + B) = [ tan A + tan B ] / [ 1 - tan A tan B]
tan A=8 and tan B = 1/2
tan (A+B) = %288%2B%281%2F2%29%29%2F%281-%288%2A%281%2F2%29%29%29

=(17/2) /-3
=(17/2)*-1/3
=-17/6