BHS After Christmas Cubic Review

Which of the following functions does NOT have the domain of

 $\left(-\infty,\ \infty\right)$ ?

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Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

• Zeros at -3, 1, 2

• Relative Maximum at -1, 2

Which of the following statements is NOT true about f(x)?

• The relative minimum is at 3.75, -4

• f(x) has 3 x-intercepts

• The range of f(x) is [-4, 2]

• The domain of f(x) is all real numbers.

What is the y-intercept of the following cubic function?

• (1, 0)
• (0, 2)
• (-1, 0)
• (2, 0)

What is the Domain of ALL Cube Root Functions in interval notation?

• (−∞,∞)
• −∞<x<∞
• (−∞,0]
• All Cube Root Functions are different.

What is the Range of ALL Cube Root Functions in interval notation?

• (−∞,∞)
• −∞<y<∞
• (−∞,0]
• All Cube Root Functions are different.

Tags

CCSS.HSF-IF.C.7B

What is/are the zero(s) of the function?

• x = 4, x = 1, x = -2
• x = -4, x = -1, x = 2
• y = -2
• (0, -4), (0, -1), (0, 2)

Using you CALCULATOR, What are the zeros of the function f(x) = -2x³ - 4x² + 6x?

• x = 0, -2, -3, 1
• x = -3, 1
• x = 0, 3, -1
• x = 0, -3, 1

Tags

CCSS.HSF-IF.C.7C

Which of these represents a CUBIC function?

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The graph of a function is shown.  What are the domain and range of this function?

• Domain: (-∞, ∞)
  Range: (-∞, 2]
• Domain: [2, ∞)
  Range: (-∞, ∞)
• Domain: (-∞, ∞)
  Range: (-∞, ∞)
• Domain: (-∞, 2]
  Range: [2, ∞)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5