To draw: A graph that represents the number of instructors needed for different numbers of students.
Explanation of Solution
Given information: the owner can teach up to 4 students and each instructor can teach up to 5 students
Graph:
Since the owner can teach up to 4 students, then if x is the number of students and y is number of instructors then for
Also since 1 instructor can only teach up to 5 students then for
And so on…
So the step function can be written as
The graph of the given step function is given below:
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