Evaluate the indefinite integral.

Question

integral 2e^(2x)sin(e^2x)

Note: Use an upper-case "C" for the constant of integration.

Answer 1

first, let
u = e^(2x)
du = 2e^(2x) dx

∫2e^(2x)sin(e^(2x))dx
= ∫sin(u) du

I guess you can probably take it from there, no?