FDZ Quadratics Test Review

(y = x² + 2x - 3)

• a) -3 and 1 b) (0, -3) c) (-1, -4) e) Min

  f) x = -1

  g) D: All Real #’s

  R: y ≥ - 4

• a) -3 and 1 b) (0, -3) c) (-1 , -4 ) e) Min

  f) x = - 4

  g) D: All Real #’s

  R: y ≥ -1

• a) -3 and 0 b) (-1, -3)

  c) (-1 , -4 ) e) Min

  f) x = -1

  g) D: All Real #’s

  R: y ≥ -4

• a) - 3 and 1 b) (0, -3) c) (-1 , -4 ) e) Min

  f) x = -1

  g) D: y ≥ - 4

  R: All Real #’s

Consider the quadratic equation graphed. The point (0, -3) represents what?

• The vertex

• The y-intercept

• A solution

What are the real root(s) of the equation graphed?

• (-3, 0) and (1, 0)

• (0, -3) and (0, 1)

• (3, 0) and (-1, 0)

• (-1, -4)

What is the axis of symmetry?

• x = - 4
• x = - 2
• x = 0
• x = 4

The axis of symmetry line passes through which point?

• y-intercept
• any random point
• vertex
• none of these

Does the quadratic have a max/min vertex, and does the parabola open up/down?

• max/ opens down
• min/ opens up
• max/ opens up
• min/ opens down

Tags

CCSS.HSF-IF.C.7A

Consider the quadratic equation graphed. The point (-3, 0) represents what?

• The vertex

• The y-intercept

• A solution

What is the vertex?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

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

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Which of the follow equations is the vertex form of a quadratic function?

• y = ax² + bx + c

• y = a(x - p)(x - q)

• y = a( x - h)² + k

• y = mx + b

• ax + by = c