Evaluate the integral

Question

(x³ + 2x² + x - 5) e^2x dx

Answer 1

triple integration by parts

(x^3+2x^2+x-5)e^(2x)/2 - (3x^2+4x+1)e^(2x)/4 + (3x+2)e^(2x)/4 - 3e^(2x)/8