Question

Good morning to all :-):-)
factorize x³ - 3x² - 9x - 5​

Answer 1

$\bold{x³ - 3x² - 9x - 5}$

$\bold{x³ + 2x² +x - 5x² - 10x - 5}$

$\small\bold{x( {x}^{2} + 2x + 1) - 5( {x}^{2} + 2x + 1)}$

$\bold{(x - 5)( {x}^{2} + 2x + 1)}$

$\bold{(x - 5)(x + 1) {}^{2} }$