Final answer:
The function V(r)=4/3πr3 represents the volume of air inside a basketball given its radius.
Step-by-step explanation:
The function V(r)=4/3πr3 represents the volume of air inside a basketball given its radius. In this equation, r represents the radius of the basketball. By plugging in the value of the radius into the equation, you can find the volume of air inside the basketball.