If 150 feet of fence is to be used to fence in a rectangular yard, then the resulting area of the fenced yard is given by A = x(75-x), where x is the width of the rectangle. Is A a function of x?
A)Yes
B)No

Question

Quizplus · Accepted Answer

A is a function of x because for every value of x (width), there is one corresponding value of A (area). The equation A = x(75-x) represents a quadratic function, which means that for each value of x, there is one unique value of A.

If 150 Feet of Fence Is to Be Used to Fence