Answer:
[tex]\frac{y}{x^2}+\frac{y}{x^3}=\frac{yx+y}{x^3}[/tex]
Step-by-step explanation:
Given the expression
[tex]\frac{y}{x^2}+\frac{y}{x^3}[/tex]
Let us perform the operation and express your answer as a single fraction
[tex]\frac{y}{x^2}+\frac{y}{x^3}=\frac{x^3y+x^2y}{x^5}[/tex]
[tex]=\:\frac{x^2\left(xy+y\right)}{x^5}[/tex]
[tex]=\frac{\left(xy+y\right)}{x^3}[/tex]
Therefore, we conclude that:
[tex]\frac{y}{x^2}+\frac{y}{x^3}=\frac{yx+y}{x^3}[/tex]