Question

prove that Tanx+tan2x+tan3x=0​

Answer 1

Step-by-step explanation:

Tanx +, Tan2x = -Tan 3x

Now ,

Tanx + Tan2x =Tan 3x

Therefore ,

Tan3x = - Tan3x

this equation will be possible only if Tan3x is 0

Hence , Tanx + tan2x + Tan3x = 0+0 =0

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