Explain how to use the vertical line test to test to see if a graph represents a function.

To use the vertical line test, take a ruler or other straight edge and draw a line parallel to the y-axis for any chosen value of x. If the vertical line you drew intersects the graph more than once for any value of x then the graph is not the graph of a function.

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Hope it helps you

answer: b.

step-by-step explanation:

it is b. cause the equations are put in the right category

answer: all of the odd numbers were opened

the first person was the one that was opening all of the lockers. since one is odd, this causes all of the odd number lockers to be opened in the end.