Question

$intlimits {(x-3)*(x+1)} , dx$

Answer 1

$intlimits {(x-3)(x+1)} , dx = intlimits {( x^{2} -2x-3)} , dx = \ \ =intlimits { x^{2} } , dx -2 intlimits {x} , dx -3 intlimits{} , dx = frac{x^3}{3}- x^{2} -3x+C$

Answer 2

http://znanija.com/task/14925694