Thread: U-Substitution and Definite Integrals

Evaluate the definite integral.

[-1, 1] x(x^2+1)^3 dx


[1, 9] 1/(sqrtx(1+sqrtx)^2)
Any help would be greatly appreciated.

Thanks.

Originally Posted by alreadyinuse

Evaluate the definite integral.

[-1, 1] x(x^2+1)^3 dx

make the substitution

[1, 9] 1/(sqrtx(1+sqrtx)^2)

make the substitution