For the given pair of variables determine whether a is a function of b, b is a function of a, both, or neither.
-a is the radius of any spherical bowling ball, and b is its volume.
A) b is a function of a
B) Neither
C) a is a function of b
D) Both

Question

Quizplus · Accepted Answer

The volume of a sphere is determined by its radius using the formula V = (4/3)πr^3, so b is a function of a. Conversely, given the volume, the radius can be determined, so a is a function of b.

For the Given Pair of Variables Determine Whether a Is