1.

Assertion (A): tantheta+2tan2theta+4tan4theta+8tan8theta+16cot16theta=cottheta Reason (R ): cottheta-tantheta=2 cot2theta

Answer»

A is true, R is true and R is CORRECT explanation of A
A is true, R is true and R is not correct explanation of A
A is true, R is FALSE
A is false, R is true

Answer :A


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