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The value of int(x^(2)+cos^(2)x)/(1+x^(2...

The value of `int(x^(2)+cos^(2)x)/(1+x^(2))"cosec"^(2)x` dx is equal to:

A

`cotx-cot^(-1)x+c`

B

`c-cotx+cot^(-1)x`

C

`-tan^(-1)x-(cosecx)/secx+c`

D

`-e^(l ntan^(-1)x)-cotx+c`

Text Solution

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The correct Answer is:
B, C, D
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MOTION-INDEFINITE INTEGRATION-EXERCISE - 2 (LEVEL - II STANDARD INTEGRAL)
  1. The value of int(x^(2)+cos^(2)x)/(1+x^(2))"cosec"^(2)x dx is equal to:

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