# Determine the integral by making an appropriate substitution

integral of 8x cuberoot srqt(4x^2-9) dx

let u= 4x^2-9

du= 8x dx

I do not know what to do now

integral of 8x cuberoot srqt(4x^2-9) dx

let u= 4x^2-9

du= 8x dx

I do not know what to do now