Answer:
y^5
Step-by-step explanation:
The trick here is knowing that a negative power becomes positive when switching it's place from the denominator to the numerator.
[tex]\frac{5y^3}{5y^-2} = \frac{y^3}{y^-2} = \frac{y^3*y^2}{1} = y^5[/tex]
so the answer is y^5