Question

If "tan(x+y)=1/2" and "tan(x-y)=1/3" then find "tan2y ​

Answer 1

Answer:

3

Step-by-step explanation:

LINER EQUALATIONS

TANX+TANY=1/2

TANX-TANY=1/3

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TANX=1/3

TANY=1/6

2TANY=1/3