Question

Помогите упростить выражения (-0,2x^2)^3*5x^2

Answer 1

$(-0.2x^2)^3 • 5x^2 = \\ = {( - 0.2)}^{3 } • {x}^{6}•5 {x}^{2} \\ = ( - 0.2) ^{2}•( - 0.2) • 5 {x}^{6+ 2} = \\ = 0.04 •( - 1) {x}^{8} = \\ = - 0.04 {x}^{8}$