Linear, Exponential, and Quadratic Models

What type of function best models the situation: A zombie virus has infected the population and the number of infected people triples every day.

• linear

• quadratic

• exponential growth

• exponential decay

Which function is linear?

• f(x)

• h(x)

• g(x)

Which function best models the amount of money you earn when you get paid an hourly wage?

• Linear

• Quadratic

• Exponential

Which function best models the height and speed of throwing a ball in the air?

• Linear

• Quadratic

• Exponential

What type of function best models the situation:

A zombie virus has infected the population and the number of infected people triples every day.

• Linear

• Quadratic

• Exponential growth

• Exponential Decay

Which statement below is TRUE regarding the functions pictured?

• Both functions have a y-intercept of 3

• Both functions are increasing

• Both functions are linear

• Both functions have a MULTIPLYING pattern

How would you describe the rate of change of these functions?

• Both functions have constant rate of change because they are exponential.

• Both functions have a variable rate of change because they are both exponential.

• A has a constant rate of change because it is linear and B has a variable rate of change because it's exponential

• A has a constant rate of change because it is quadratic and B has a variable rate of change because it's exponential

Which function is exponential?

• A

• B

• C

What type of function describes the story below?You have $5 and triple your money every day.

• Linear

• Quadratic

• Exponential