Question

The function f(x) = 100 + 0.75(x - 50) can be used to determine the cost in dollars for printing x, t-shirts.

What is the rate of change of the cost in dollars with respect to the number of t-shirts printed?

$0.75

$50

$100

-$50

Answer 1

$0.75

Explanation:

Since f(x) is linear, the rate of change is is the coefficient of x