Question

Factorizar P(a) = a3 + 2a2 – a – 2

Answer 1

Explicación paso a paso:

$a^{3} + 2 {a}^{2} - a - 2$

$a^{2} ( a + 2) - (a + 2)$

$(a + 2)( {a}^{2} - 1)$

$(a + 2)(a + 1)(a - 1)$