Characteristics of a Quadratic Function Review

• A

• B

• C

• D

• A

• B

• C

• D

• 3

• 0

• -3

• 2

What are the zeros of the quadratic function?

• 3

• 2 and 9

• 11/2

• 1/3 and 3/2

• A

• B

• C

• D

A company collected data for the number of text messages sent and received using a text-message application since October 2011. The table shows the number of text messages sent and received in billions over time The data can be modeled by a quadratic function.

Which function best models the data?

Which function is best represented by the graph?

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