integral (x-1) (x+3) dx bntu pkk jlan nya

int (x - 1)(x + 3) dx
int x² + 2x - 3 dx

=
(1/3)x³ + (2/2)x² - 3x + C
= (1/3)x³ + x² - 3x + C

integral (x-1)(x+3)
= x²+3x-x-3
= x²+2x-3 dx
intergral nya
= 1/3 x³- x²-3x + c

maaf kalo salah