Question

(5x³ - 2 ) . (2x² - 7)

Answer 1

Oie, tudo bom?

$= (5x {}^{3} - 2) \: . \: (2x {}^{2} - 7)$

$= 5x {}^{3} \: . \: (2x {}^{2} - 7) - 2(2x {}^{2} - 7)$

$\boxed { = 10x {}^{5} - 35x {}^{3} - 4x {}^{2} + 14 }$

Att. NBA YoungBoy