Question

RESOLVA (x + 2)(x + 6) – (x + 3)(x + 4)

Answer 1

Resposta:

Explicação passo-a-passo:

(x + 2)(x + 6) – (x + 3)(x + 4)

$(x^{2} +6x+2x+12) - (x^{2} +4x+3x+12)\\\x^{2} +6x+2x+12-x^{2} -7x - 12\\\\6x+2x-7x\\\\8x-7x\\\\x$