Question

Sendo A = x – 3 e B = x – 2, qual o valor de A x B?

Answer 1

Resposta:

A . B

$(x - 3) \times (x - 2) \\ {x}^{2} - 2x - 3x + 6 \\ {x}^{2} - 5x + 6$

Answer 2

Oie, tudo bom?

$= A \: . \: B \\ = (x - 3) \: . \: (x - 2) \\ = x \: . \: (x - 2) - 3(x - 2) \\ = x {}^{2} - 2x - 3x + 6 \\ \boxed{ = x {}^{2} - 5x + 6}$

Att. NLE Top Shotta