# Math Help - Gaussian Quadrature

I am working with Gaussian Quadrature and I am trying to change the interval of integration for this problem to [-1,1], but I am having trouble.

∫ (1 to 1.5) x^2 ln x dx

Thanks.

2. Originally Posted by taypez
I am working with Gaussian Quadrature and I am trying to change the interval of integration for this problem to [-1,1], but I am having trouble.

∫ (1 to 1.5) x^2 ln x dx

Thanks.
Try the change of variable: $x'=4x-5$

RonL