Question

Qual a potencia desse monomio
( -20x³)²=
e desse ?
( -3m²n)5=

Answer 1

$( - 20x {}^{3} ) {}^{2} = \\ {( - 20)}^{2} \times (x{}^{3} ) {}^{2} = \\ 400x {}^{6}$

$( - 3m {}^{2} n) \times 5 = - 15m {}^{2} n$