Asked by John

Evaluate the integral S x/(sqrt(3x-1))dx

Use U-Substitution method.

13 years ago

Answered by Anurag

s=xsqrt

13 years ago

Answered by Steve

Let u^2 = 3x-1
2u du = 3 dx
and the integrand then becomes

(u^2+1)/u * 2u/3 du = 2/3 (u^2+1) du

Integrate that and then change back to x.

13 years ago

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