1/2 x 1/2 x 1/2 x 1/2 = 1/16
Answer: 16
Answer: C.
Explanation: A function only has one y value for every x value. This means that an x cannot have more than one y value. You can do the vertical line test on graphs to figure out if it is a function or not. In this case, graph C is the only one that passes the vertical line test.
Answer:
it goes up by 9 and a half
