Question

Which of the following best describes the function below?
f(x) = -7x2 + 1

A.
nonlinear
B.
both linear and nonlinear
C.
linear
D.
neither linear nor nonlinear

Answer 1

@Shadow

Answer 2

@Falconmaster you should ask yourself questions like "What is a linear function?" and "What is a non-linear function?". Then after you discover what those are, your follow-up questions to learning what both are should be, "Is it possible for a function to be both linear and non-linear?".