Precalculus Characteristics of Polynomial Functions

What is the interval of decrease?

• (negative infinity, -2)

• (-2, infinity)

• (2, infinity)

• (negative infinity, 2)

Which of the following does this graph not show?

• absolute max

• absolute min

• relative max

• relative min

The end behavior can be written as x --> infinity, y --> ___ and as x --> - infinity, y --> ___. 

• infinity, infinity

• -infinity, - infinity

• infinity, - infinity

• - infinity, infinity

Where is the graph increasing?

• (-∞, -2.55) U (2.55, ∞)

• (0, ∞)

• (-2.55, 0) U (2.55, ∞)

• (-6.25, 36)

Where is the decreasing?

• (-∞, -2.55) U (0, 2.55)

• (+∞, -6.25) U (36, -6.25)

• (-∞, ∞)

• (-∞, 0)

What are all the x-intercepts?

• (-2.55, 0), (2.55, 0)

• (-3,0), (-2,0), (2,0), (3,0)

• (0, 36)

• (-∞,∞)

What is the relative max?

• (0, 36)

• (-2.55, -6.55), (2.55, -6.55)

• (-∞, ∞)

• None

What is the end behavior as x → -∞ f(x)→ ?

• -∞

• ∞

What is the end behavior as x → +∞, f(x)→ ?

• -∞

• ∞

What is the min degree?

• 2

• 4

• 5

• 3