Polynomial Functions and Equations

Evaluate: f(4) = -2x² + 3x - 8

• -28

• 68

• 36

• -60

Tags

CCSS.HSF.IF.A.2

Multiply (2x + 3)(2x - 3)

• 4x² - 12x + 9

• 4x² + 12x - 9

• 4x² - 9

• 4x² + 9

Tags

CCSS.HSA.APR.C.4

Is this a function?

• Yes

• No

Based on the end behavior of the polynomial, what best describes the leading coefficient?

• a negative real number

•  a positive real number

• an even real number

• an odd real number

What are the zeros of the polynomial?

• X=5, x=-3(multiplicity of 2)

• x=-3, x=5(multiplicity of 2)

• x=3, x=-5

• x=5

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

• -∞

• ∞

How many relative extrema(tuning points) are in the picture?

• 2

• 3

• 4

• 5

What is the relative min?

• (0, 36)

• (-2.55, -6.55), (2.55, -6.55)

• (-∞, ∞)

• None

Based on the end behavior of the polynomial, what is the degree of the polynomial?

• a negative real number

• a positive real number

• an odd real number

• an even real number

Which point does not represent a zero of a polynomial?

• (-2, 0)

• (-1, 0)

• (0, 4)

• (2, 0)

Tags

CCSS.HSA.APR.B.3