Question

.{ (-125)^-2 ÷ 5^-4}^2

Answer 1

{(-125)^-2 ÷ 5^-4}^2

{(-1/125)^2 ÷ 1/5^4}^2

{(1/15,625) ÷1/625}^2

{1/15,625×625}^2

{625/15, 625}^2

{0.04}^2

=0.0016

hope it helps you.