Question

1)Quando for possivel, fatore
A)5x²-15x+10
B)-x²-4x-4
Obrigado ^^

Answer 1

$5 x^{2} -15x+10=$

$5( x^{2} -3x+2)=$

$5(x-2)(x-1)$


$- x^{2} -4x-4=$

$-1( x^{2} +4x+4)=$

$-(x+2)^2$