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int- 1^1 e^(tan-1) x [(1+x+x^2)/(1+x^2)...

`int_- 1^1 e^(tan-1) x [(1+x+x^2)/(1+x^2)]dx`

Text Solution

Verified by Experts

The correct Answer is:
`e^(pi//4)+e^(-pi//4)`
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