Question

Can anyone help me? Look at the pic!

Answer 1

Answer:

$\frac{x^3}{y^7}$

Step-by-step explanation:

Negative exponents are rewritten as:

$x^{-n}=\frac{1}{x^n}$

Therefore:

$x^3y^{-7}=\frac{x^3}{y^7}$

Answer 2

I thinks the first multiple choices, look...the one that different other than choices.

Hope it helps, thanks!