Question

Prove that: tan x tan(60° -x) tan(60° +x) = tan 3x​

Answer 1

Answer:

☆ ANSWER ☆

$\tan(x) \times \tan(90 - 60 + x) \times \tan(90 - 60 + x) \\ = \tan(x) \times \tan(30 + x) \times \tan(30 + x) \\ = \tan(x) \times 2( \tan(30 + x) )$

HOPE THAT HELPS

Answer 2

Answer:

Check the attachment please