Comparing Increasing and Decreasing Linear Functions

Is this function linear or nonlinear?

• Linear

• Nonlinear

What type of function describes the story below?
You have $10 and earn $5 every week. 

• Linear

• Exponential

• Neither

Is the equation linear, exponential, or quadratic?
y = 2x+ 4

• Linear

• Exponential

• Quadratic

• None of the above

What type of function is this equation:
y= -3x + 12

• Linear

• Exponential

• Neither

What does it mean if a part of a function is increasing?

• Its rate of change is negative

• Its rate of change is not constant

• Its rate of change is zero

• Its rate of change is positive

Which graph does NOT represent a function that is always increasing over the interval [-2,2]?

• 1

• 2

• 3

• 4

What function is represented by the table?

• Exponential

• Linear

• Quadratic

Is the following an increasing or decreasing function?

• increasing

• decreasing

Determine if the following functions are increasing or decreasing.

• Both functions are decreasing.

• The function in item I is increasing, and the function in item II is decreasing.

• The function in item I is decreasing, and the function in item II is increasing.

• Both functions are increasing.

Which statement is true about this function?

• The function is never constant

• The function is always increasing

• The function is never decreasing