Question

Which of the following does not represent a function?

Answer 1

@larryboxaplenty

Answer 2

Do you know the vertical line test?

Answer 3

the whatawhata?

Answer 4

Take a function, and draw a vertical line, so see if the vertical line touches the function twice. If it does, that means there is two x values you can give to get a single y-value, which means it's not a function.

Answer 5

So its C?

Answer 6

Yes, it's c

Answer 7

Thank You you've helped o much and thx for telling me about that rule its really useful thx!