Math, asked by vigneshsbhebs, 6 months ago

if sin3 thetha =cos2thetha then cot 5thetha by 2

Answers

Answered by saisanthosh76

2

Sin2theta=cos3theta

sin2theta=sin(9theta-3theta)

2theta=9theta-3theta

9* 3.theta

5theta=9theta....

WE WANT cot5theta...

cot5theta=cot90°=0

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