contestada

What is the simplified expression for 5^-3 x 2^2 x 5^6 / 2^3 x 5^2 1) 2^2/5^2 2) 5/2^2 3) 5/2 4) 5^2/2

1) 2^2/5^2
2) 5/2^2
3) 5/2
4) 5^2/2