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When defined, tan (3x)cot (3x)=...

When defined, `tan (3x)cot (3x)=`

A

`-1`

B

`(sqrt(3))/(3)`

C

1

D

`tan^(3)3x`

Text Solution

Verified by Experts

The correct Answer is:
C
When the tangent and the cotangent of an angle are both defined, the tangent and the cotangent are reciprocals. So tan tan (3x) cot (3x) = 1.
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