4.8x10^5^2 divide 2.8x10^4

Answer 1

4.8x10^5^2 divide 2.8x10^4
= (4.8/2.8) * 10^5/10^4
= appr 1.714 * 10^1
or simply 17.14

Answer 2

things may change if you recall that
4.8x10^5^2 = 4.8x10^10
(4.8x10^5)^2 = 23.04x10^10