Question

8-calcule a potência A (-8x4)2=

Answer 1

$\left(-8x^4\right)^2\\\\=\left(8x^4\right)^2\\\\=8^2\left(x^4\right)^2\\\\=64\left(x^4\right)^2\\\\=64x^{4\cdot \:2}\\\\\mathrm{Multiplicar\:os\:numeros:}\:4\cdot \:2=8\\\\=64x^8$