Question

Factorise x cube +2x square-x-2

Answer 1

${x}^{3} + 2 {x}^{2} - x - 2 \\ p(x) = {x}^{3} + 2 {x}^{2} - x - 2 \: \: \: \: \: \: \: \\ \: \: \: \: \: \: \: \: \: \: = {x}^{2} (x + 2) - 1(x + 2) \\ \: \: \: \: \: \: \: \: \: \: = ( {x}^{2} - 1)(x + 2)$

Hope it will help you. PLzz mark brainliest