Question

4) Calcule: ( 10x - 3) . (x² - 7x + 6)

A)-10x³ - 70x² + 81x - 18

B)10x³ - 73x² + 81x - 18

C)10x³ - 73x² + 80x + 18

D)-10x³ - 73x² + 81x + 18

E)-10x³ - 74x² + 82x + 18

Answer 1

Resposta:

10x(x² - 7x + 6) - 3(x² - 7x + 6)

Explicação passo-a-passo:

( 10x - 3) . (x² - 7x + 6)

resposta = 10x(x² - 7x + 6) - 3(x² - 7x + 6)