Linear, Quadratic and Cubic Functions

What is the axis of symmetry for this function: (x+4)²-5

• x= 4

• x=-4

• x= 5

• x= -5

What is the vertex of this function: (x+4)²-5

• (5,4)

• (4,5)

• (4, -5)

• (-4, -5)

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, ∞)

Name the parent function
f(x) = 3(x + 4)²

• Linear

• Absolute Value

• Quadratic

• Cubic

• 1

• 3

• 2

• 5

• 4

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum

• opens up with a minimum

• opens down with a maximum

• opens down with a minimum 

Which of the following represents a quadratic function?

y = x² - 4x + 5

• down and down

• down and up

• up and down

• up and up