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(i) int(1)/(sqrt(1-x^(2)).cos^(-1) x)dx ...

`(i) int(1)/(sqrt(1-x^(2)).cos^(-1) x)dx`
`(ii) int (sin(tan^(-1)x))/(1+x^(2))dx`

Text Solution

Verified by Experts

The correct Answer is:
`(i) -log|cos^(-1)x|+c" "(ii) -cos (tan^(-1)x)+c`
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