How do you integrate the following questions?(adsbygoogle = window.adsbygoogle || []).push({});

1) x/((3-x^4)^(1/2))*dx

2) (1+e^x)/(1-e^x)*dx

3) (xlnx)/((x^2-1)^(1/2))*dx

thank you so much!!!

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# How do you integrate the following questions?

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