Question

Which of the following is the equation of a nonlinear function?

A. y = 25
B. y = x −
C. y = 10x
D. y = x 2 + 15

Answer 1

The answer to this question is D

Answer 2

A

Explanation:

y = 25 is a zero slope function and is also not in the form of y=mx+b, unlike the others.