Question

6) Resolva: x^2 - 7x + 12 = 0​

Answer 1

Resposta:

Olá

Explicação passo-a-passo:

x^2 - 7x + 12 = 0​

$x^{2}$ -3x - 4x + 12 = 0

X x (x - 3) - 4x + 12 = 0

X x (x - 3) - 4 (x - 3) = 0

(x - 3) x (x - 4) = 0

x - 3 = 0 ➔ x = 3

x - 4 = 0 ➔ x = 4

↦  $x_{1}$ = 3, $x_{2}$ = 4  ↤ RESPOSTA