SOLUTION: please help me solve this question: Given that tan (x+y)=3 and tan (x-y)=1, find the exact value of tan 2y.

SOLUTION: please help me solve this question: Given that tan (x+y)=3 and tan (x-y)=1, find the exact value of tan 2y.

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Question 832693: please help me solve this question: Given that tan (x+y)=3 and tan (x-y)=1, find the exact value of tan 2y.
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Given that tan (x+y)=3 and tan (x-y)=1, find the exact value of tan 2y.
***
tan (x+y)=3
tan (x-y)=1
..
let(x+y)=u
let(x-y)=v
..

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