Which three numbers do not form a pythagorean triple?

I've never been good at math he told he loves but he keeps cheating on me, so it ain't adding up sis

Solve for x i'll try to attach the files bc it's not letting me for some reason

Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.