Review

If given the equation
y = 3(x + 5)² - 4,
what is the vertex of the parabola?

• (5, -4)
• (-5, -4)
• (-15, -4)
• (15, -4)

What is the equation of this graph?

• f(x) = (x -5)² + 1
• f(x) = (x - 1)² - 5
• f(x) = (x + 1)² - 5
• f(x) = (x + 5)² +1

What is the domain of the graph?

• All real numbers
• To Infinity and beyond
• y ≥ 0
• x ≥ 0

What is the range of the graph?

• All real numbers
• To Infinity and beyond
• y ≥ 0
• x ≥ 0

What is the domain of the graph?

• All real numbers
• 0 ≤ x ≤ 4
• 0 ≤ x ≤ 2000
• 0 ≤ y ≤ 2000

What is the range of the graph?

• All real numbers
• 0 ≤ x ≤ 4
• 0 ≤ x ≤ 2000
• 0 ≤ y ≤ 2000

What is the domain and the range for the graph?

• Domain : -2 ≤ x ≤ 2
  Range : 0 ≤ y ≤ 4
• Domain : 0 ≤ x ≤ 4
  Range : -2 ≤ y ≤ 2
• Domain : All real #s
  Range : y ≤ 4
• Domain : -2 ≤ x ≤ 2
  Range : y ≤ 4

What is the domain of the parabola created by the ball?

• Domain : 0 ≤ d ≤ 280
• Domain : 0 ≤ h ≤ 150
• Domain : 0 ≤ d ≤ 570
• Domain : 0 ≤ h ≤ 280

What is vertex of the quadratic function x²+4x-21?

• (4, -21)
• (-2,-25)
• (2, -21)
• (4, -25)

Solve the following quadratics equation by completing the square...

x² + 4x + 1 = 0

• x = -2 ± √3

• x = -3 ± √2

• x = 2 ± √3

• x = 2 ± √2