Question

if f(x) is a function and f(1) = 5, then which of the following could not be true? f(1) = 1 f(2) = 1 f(5) = 5

Answer 1

Answer:The answer is B. f(2) = 1

Explanation:

If f(x) is a function it can have only one value per x value, so f(1) = 1 cannot be true

Answer 2

The answer is A. f(1) = 5

Explanation:

If f(x) is a function it can have only one value per x value, so f(1) = 1 cannot be true