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Evaluate: int1/(1+x+x^2+x^3)dx...

Evaluate: `int1/(1+x+x^2+x^3)dx`

Text Solution

Verified by Experts

The correct Answer is:
`(1)/(2) log | 1+x|-(1)/(4) log |1+x^(2)|+(1)/(2)tan^(-1) x+c`
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