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9-60.

Cisco was looking at a table of values from a silent board game of y = x2. She said, “This table contains (0, 0), so I think it shows a proportional relationship.” Is Cisco correct? Why or why not? Homework Help ✎

Proportional relationships do contain the point (0,0), but is she sure that the graph makes a straight line or that the table has points with corresponding ratios?

Examine the graph of x2 to the right.
Why is Cisco incorrect?