Question

Integral dari x^3 kali e^x^4 dx

Answer 1

Int x³ e^(x⁴) dx
misal:
u = x⁴
du = 4x³ dx
x³ dx = du/4
maka:
int x³ e^(x⁴) dx = int e^u du/4
= (1/4) e^u + c
= (1/4) e^(x⁴) + c