Question

How do you factor this polynomial as a product of more than two factors?
x3+8x2+15x

Answer 1

$x^3+8x^2+15x =\\ x(x^2+8x+15)=\\ x(x^2+3x+5x+15)=\\ x(x(x+3)+5(x+3))=\\ x(x+5)(x+3)$