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int dx/(x^(4) + x^(2) + 1)...

`int dx/(x^(4) + x^(2) + 1)`

Text Solution

Verified by Experts

The correct Answer is:
`1/4 "log" (x^(2)+x+1)/(x^(2)-x-1)+1/(2 sqrt 3)["tan"^(-1)((2x+1)/sqrt3)+tan^(-1)((2x-1)/sqrt3)]+c`
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