Polynomial Functions

What is the degree of the function:

f(x) = 6x² + 4 - 3x⁴ + 5x - 9x³

• 1

• 2

• 3

• 4

What is the leading coefficient of the function:

f(x) = 6x² + 4 - 3x⁴ + 5x - 9x³

• 6

• 3

• -3

• 4

What type of function is:

f(x) = 6x² + 4 - 3x⁴ + 5x - 9x³

• linear

• quadratic

• cubic

• quartic

A function with degree 3 is called

• constant

• cubic

• linear

• quadratic

If f(x) = 4x³ + 5x² - 3, find f(-2).

• -415

• -15

• -55

• -615

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Simplify:

(4x³ + 2x² - 5x - 9) + (-3x³ - 5x² - x + 11)

• 7x³ + 7x² - 6x + 2

• x³ - 3x² - 6x + 2

• 7x³ - 3x² - 6x + 2

• x³ + 7x² - 4x + 2

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.B.3

Simplify:

(4x³ + 2x² - 5x - 9) - (-3x³ - 5x² - x + 11)

• 7x³ + 7x² - 4x - 20

• 7x³ - 3x² - 6x + 2

• x³ - 3x² - 6x + 2

• x³ + 7x² - 4x - 20

Tags

CCSS.HSA.APR.A.1

Is this a function:

(-1, 1), (-2, 2), (-3, 2), (-4, 1)?

• Yes

• No

Tags

CCSS.HSF.IF.A.1

Is this a function:

(-1, 1), (-2, 2), (-1, -1), (-2, -2)

• Yes

• No

Tags

CCSS.HSF.IF.A.1

Is this a function?

• Yes

• No

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.B.5