Question

1. at a delivery company, the cost for mailing a package depends on its weight, according to the graph shown.

a. what is the range of the function shown?

Explanation:

Step1: Identify range concept

The range of a function is the set of all possible output values (y - values).

Step2: Observe y - values on graph

The lowest y - value is 10 (at points like (0,10) and (5,10)). The highest y - value is 40 (at points like (25,40) and (35,40)). And all values between 10 and 40 are included in the function's output.

Answer:

$10\leq y\leq40$