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What is the value of int((1)/(cos^(2)x)-...

What is the value of `int((1)/(cos^(2)x)-(1)/(sin^(2)x))dx` ?

A

A. `2cosec2x+C`

B

B. `-2cot2x+C`

C

C. `2sec2x+C`

D

D. `-2tan2x+C`

Text Solution

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The correct Answer is:
A
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