Question

multiplique os monomios abaixo (5×) . (-4ײ)​

Answer 1

$(5x)( - 4 {x}^{2} )$

$= (5)( - 4) {x}^{1 + 2}$

$= - 20 {x}^{3}$

Answer 2

Oie, Td Bom?!

$(5x).( - 4x {}^{2} )$

$- 5x.4x {}^{2}$

$- 20x.x {}^{2}$

$- 20x {}^{1} . {x}^{2}$

$- 20x {}^{1 + 2}$

$- 20x {}^{3}$

Att. Makaveli1996