Question

Socorro! Me ajudem a responder (2x) x (x² - 3x -1)

Answer 1

Oie, Td Bom?!

$= (2x) \: . \: (x {}^{2} - 3x - 1)$

$= 2x \: . \: (x {}^{2} - 3x - 1)$

$= 2x \: . \: x {}^{2} - 2x \: . \: 3x - 2x$

$= 2x {}^{3} - 6x {}^{2} - 2x$

Att. Makaveli1996