Quadratic and Linear Models

Identify the following function. 

• Linear

• Exponential

• Quadratic

• Neither

Is this table linear, quadratic, exponential, or none of the above?

• linear

• quadratic

• exponential

• none of the above

Which kind of function has the same Second Differences

• Linear

• Quadratic

• Exponential

• Absolute Value

What function best models the data in the table?

• linear

• exponential

• quadratic

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum

• opens up with a minimum

• opens down with a maximum

• opens down with a minimum 

• 1

• 3

• 2

• 5

• 4

y = x² - 4x + 5

• down and down

• down and up

• up and down

• up and up