Increase Decrease Polynomials

If the leading coefficient of a polynomial is positive that the function will _____ over time.

• increase

• decrease

If the leading coefficient of a polynomial is negative that the function will _____ over time.

• increase

• decrease

Where does the following function increase?

• X < 0

• X > 2

• 0 < x < 2

• The function does not increase.

The function decreases when (Select all that apply):

• x < 3

• x < -2

• x > -1

• The function does not decrease on the graph.

Where is the graph increasing?

• (-∞, -2.55) U (2.55, ∞)

• (0, ∞)

• (-2.55, 0) U (2.55, ∞)

• (-6.25, 36)

What is the interval of increase?

• (negative infinity, -2)

• (-2, infinity)

• (2, infinity)

• (negative infinity, 2)

What is the interval of decrease?

• (negative infinity, -2)

• (-2, infinity)

• (2, infinity)

• (negative infinity, 2)

Identify where the function is decreasing.

• x < 0

• x > 0

• x < -3 , x > 3

• -3 < x < 3

Where is the function increasing?

• x<1

• x>1

• x>-2

• x<-2

True or False: The function increases when 1 < x < 4

• True

• False