Choosing Linear Quadratic or Exponential Model

How should this function be classified?

• Linear

• Exponential

• Quadratic

• None of the above

A machine salesperson earns a base salary of $40,000 plus a commission of $300 for every machine he sells. Which best describes this function?

• Linear

• Quadratic

• Exponential

• None of the above

How should the function be classified?

• Linear

• Exponential

• Quadratic

• None of the above

Maggie 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

• A

• B

• C

• D

Which equation best fits the data in the table?

• y = 15940x - 2423.6

• y = 267.71x² -3494.46 + 16500

• y = 16500(0.80)^x

Identify the following function. 

• Linear

• Exponential

• Quadratic

• Neither

Find the quadratic equation for the relationship of the horizontal distance and the height of the ball.

• -18x² + 2.11x + 4.21

• -.06x² +1.06x + 7.9

• -6x² +1.06x + 79

• -.12x² + 2.11x + 4.22

Identify the following function. 

• Linear

• Exponential

• Quadratic

• Neither

• the amount of radioactive material with a decay rate of 3% every day

• the cost of a laptop that depreciates at the rate of 8% every year

• the height of the water in a tank when drained at the rate of 0.3 gallon per minute

• the amount of money in a savings account with an annual interest rate of 1.5%