Linear, Exponential, and Quadratic Models

What model best represents that data.

• quadratic

• exponential

• trigonometric

• linear

Write the equation for the data.

Kay is knitting blankets for the residents of a local nursing home. She already has 6 blankets completed. After one week, Kay has 8 blankets. After two weeks, Kay has 10 blankets. Kay's scenario is best represented by a _______________ function.

• Linear

• Quadratic

• Exponential

• None of the above

How should this function be classified?

• Linear

• Exponential

• Quadratic

• None of the above

Pick a function that best models the following situation:  A babysitter getting paid hourly.

• Exponential

• Linear

• Quadratic

• Neither

Pick a function that best models the following situation: The population of penguins in Antarctica. 

• Exponential

• Linear

• Quadratic

• Neither

In the first year of an annual 5K run there were 120 participants. In the 2nd and 3rd year of the 5K run, there were 180 and 270 participants respectively. This situation is best modeled by a(n) ________________ function.

• Linear

• Quadratic

• Exponential

• None of the above

True or False: All increasing exponential functions eventually exceed all increasing linear functions.

• True

• False

Which function increases faster: f(x) = 4x or g(x) = 3^x ?

• f(x)

• g(x)

• Neither - they increase at the same rate

Which function is quadratic?

• f(x)

• h(x)

• g(x)