Question

1) Does the table represent a function? If not, justify your reasoning.A) Yes, the table represents a function.B)No, because (-4, 2) and (-1, 2) have the same outputvalue.0)No, because (-1, 2) and (-1, -2) have the same inputvalue.D)Yes, because on a graph (1.0) will intercept the y-axis at 0.

Answer 1

A function f(x) maps an element from one domain to a unique range of elements, so: