Question

Prove that tanA. tan4A+tanA=0

Answer 1

Answer:

Step-by-step explanation:

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Answer 2

Answer:

let tan a=0°

Step-by-step explanation:

tan a .tan4a+ tana=0

tan0°.tan4×0°+tan0°=0

0°.0×4+0=0

0.0+0=0

0=0