Precalculus Characteristics of Polynomial Functions

What is the correct end behavior?

• As x → - ∞, f(x) → ∞

  As x → ∞, f(x) → ∞

• As x → - ∞, f(x) → - ∞

  As x → ∞, f(x) → ∞

• As x → - ∞, f(x) → ∞

  As x → ∞, f(x) → - ∞

• As x → - ∞, f(x) → - ∞

  As x → ∞, f(x) → - ∞

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of the graph?

• (2, 0)

• (0, -2)

• (-1.225, -4.25) and (1.225, -4.25)

• (-1.887, 0) and (1.887, 0)

Tags

CCSS.HSF-IF.C.7A

What are the x-intercepts?

• (0,5) (-2, 9)

• (-5, 0) (1, 0)

• (-2, 9) (-5, 0)

• (1, 0) (0, 5)

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of the graph?

• (0,5)

• (-5, 0)

• (-2, 9)

• (1, 0)

Tags

CCSS.HSF-IF.C.7A

What is the relative maximum value?

• y = 4

• y = 2

• y = 1

• y = -1

The domain of a polynomial function is always (-∞, +∞).

• True

• False

The range of a polynomial function is always (-∞, +∞).

• True

• False

What would be the leading coefficient if this this polynomial was written in standard form?

• 8

• -4

• -1

• 1

What is the range of this function?

• All real numbers.

• [2, infinity)

• [-2, infinity)

• [0, infinity)

Tags

CCSS.HSF-IF.C.7A

What is the interval of increase?

• (negative infinity, -2)

• (-2, infinity)

• (2, infinity)

• (negative infinity, 2)