Tan3x=(3tanx-tan^x)/(1-3tan^x) trigonometry formula solve hindi

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#trigonometry #11thchapter3 #12thmath
#tan3x
#formula
#Tan3x=3tanx-tan^x/1-3tan^x trigonometry formula solve hindi

Prove that tan3x = (3tanx - tan^3x)/(1 - 3tan^2x)

Tan3x=3Tanx-Tan^3x by 1-3tan^2x Prove it?

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