Question

NEED HELP ASAP PLEASE!

Answer 1

Answer:

The answer to your question is the third option

Step-by-step explanation:

a) This first option is not correct because if a number is less or equal to zero does not affect in if it is a function or not.

b) It option is incorrect because each value of x has two values or y and the defition of function says that x must have only one y value.

c) This is the definition of function, it's correct

d) This option is wrong, is similar to the first option.