Question

Select the true statement about this relation.

A. The relation is not a function, because x-values, such as -39.4, -10.3, and 0 each correspond to two different y-values.
B. The relation is a function, because for each y-value, only one x-value exists.
C. The function is repetitive, because certain x-values, such as -39.4, -10.3, and 0 each have two different y-values.
D. The relation is a function, because for each x-value, only one y-value exists.

Answer 1

A function has only one and unique value of 'y' for every 'x'. Here.. what do you think now?

Answer 2

d ?

Answer 3

Why do you think it's a function? read what I wrote above.

Answer 4

oh, i see x=0 after zooming iin the graph