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Calculus Level 3

The integral \(\displaystyle \int \dfrac{dx}{x^2(x^4+1)^{\frac{3}{4}}}\) equals :

\[-(x^4+1)^{\frac{1}{4}}+c\] \[-\left(\dfrac{x^4+1}{x^4}\right)^{\frac{1}{4}}+c\] \[(x^4+1)^{\frac{1}{4}}+c\] \[\left(\dfrac{x^4+1}{x^4}\right)^{\frac{1}{4}}+c\]

Excel in math and science

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by Sandeep Bhardwaj

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