Question

Сдел
$- 8x \times 5x {}^{3} =$
айте умножения​

Answer 1

Ответ:

$- 8x \times 5x {}^{3} = - 40x \times x {}^{3} = - 40x {}^{1} \times x {}^{3} = - 40x {}^{1 + 3} = - 40x {}^{4}$