Functions Increasing vs Decreasing

Is the following an increasing or decreasing function?

• increasing

• decreasing

Which statement is true about this graph?

• This function is always constant

• This function is always increasing

• This function is never increasing

• This function is both increasing and 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.

List the types of intervals that the graph demonstrates in order.

• decreasing, constant, increasing, constant

• increasing, decreasing, constant

• increasing, constant, increasing, constant

• increasing, constant, decreasing, constant

A function is said to be __________ if the values of y increase when we increase the x- values

• 1

• 2

• 3

• 4

The function is INCREASING on the open interval:

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

Which graph represents a function that is decreasing at a nonconstant rate?

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