Functions Increasing and Decreasing

Identify where the function is increasing.

• x < -5 , x > 8

• -1 < x < 8

• -5 < x < -1 , x > 8

• x < -5 , -1 < x < 8

Identify where the function is decreasing.

• x < 0

• x > 0

• x < -3 , x > 3

• -3 < x < 3

When is this function increasing?

• −2.5 < x < 2.5

• 0 < x < 5

• 0 < x < 55

• −5 < x < 0

Given a function, f(x), if f'(x)<0 over a certain interval, then f(x) is ____________ over that interval.

• decreasing

• increasing

• concave up

• concave down

• 1

• 2

• 3

• 4

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

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Which of the following functions is decreasing when x > 0?

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

The function is INCREASING on the open interval:

Is the following an increasing, decreasing or constant function?

• increasing

• decreasing

• constant