Question

Integrate [ (e^(3x^2)) * (x^3) ].

It's been a while since I've taken Calculus. I tried to do u substitution making u = x^3 (where du = 3x^2) but then that would give me e^du. How is that even possible?

Answer 1

try \(u = 3x^2\)

Answer 2

integration by parts

Answer 3

maybe