Question

simplificar 2(a-1)^2-3(a+1)(a-1)

Answer 1

$2(a-1)^{2} - 3(a+1)(a-1)$

$(a-1)[2(a-1)-3(a+1)]$

$(a-1)[2a-2-3a-3]$

(a-1)(-a-5)