Polynomials Interval of Increasing and Decreasing

What are the increasing intervals?

• (- ∞, 0) & (2, ∞ )

• (-1, 0) & (2,4)

• (0,2) & (-3, -7)

• (-8, -3) & (-7, 8)

What is the decreasing interval on the function shown?

Tags

CCSS.HSF-IF.C.7A

When is this function increasing?

• -3 < x < 3

• -2.5 < x < 2.5

• -50 < x < 50

• 3 < x < ∞

On what interval of x-values is this function decreasing?

• [2,∞)

• (-∞,2)

• The entire function is decreasing.

• The entire function is increasing.

State whether the pattern in the table is linear, quadratic, or neither.

• linear

• quadratic

• neither

In the above graph complete the following end behavior:
As x --> -∞, f(x) --> ____
As x --> +∞, f(x) --> ____

• -∞
  -∞

• +∞
  -∞

• -∞
  +∞

• +∞
  +∞

What are the decreasing intervals?

What are the increasing intervals?

f(x) = 3x² + 5x - 9

• UP and UP

• DOWN and DOWN

• UP and DOWN

• DOWN and UP