Represent Functions as a Graph

Which table represents the same relation as the graph?

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The mapping below represents y as a quadratic function of x.

Which representation shows the same relationship between x and y?

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Which graph does not represent y as a function of x?

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Is the relation a function?

• YES

• NO

Write an equation that models the linear relationship in the graph.

The graph shows Lee’s running speed during an hour-long workout. What total amount of time did Lee spend running at a constant speed?

• 10 minutes

• 20 minutes

• 40 minutes

• 50 minutes

How fast was the car traveling in miles per hour (mph) between 25 minutes and 40 minutes?

• speeds between 20 mph and 50 mph

• speeds between 35 mph and 0 mph

• a constant speed of 40 mph

• a constant speed of 50 mph

• the monthly payment amount

• the number of months to pay off the balance

• the number of pieces of furniture bought

• the amount of the down payment

Which equation can be used to graph all the points on the line?

Which graph represents a linear function?

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