Question

Which shows the following expression after the negative exponents have been eliminated?

Answer 1

Option A

Explanation:

`(1)/(a^(-m))=a^(m)\\`

`(m^(7)n^(3))/(mn^(-1))=(m^(7)n^(3)n^(1))/(m)=(m^(7)n^(3)n)/(m)`