Question

If f(x) is a linear function and the domain of f(x) is the set of all real numbers, which statement cannot be true?

The graph of f(x) has zero x-intercepts.
The graph of f(x) has exactly one x-intercept.
The graph of f(x) has exactly two x-intercepts.
The graph of f(x) has infinitely many x-intercepts.

Answer 1

The answer is C

Explanation:

Took the Test, I know its right

Answer 2

The graph of f(x) has exactly one x-intercept.

Explanation:

Teacher told me the answer after I answered it wrong.