4.1 & 4.2 Quiz Review

Quadratic equations take the shape of a _______ when graphed.

• parabola

• straight line

• snaked line

• elliptical

Tags

CCSS.HSF-IF.C.7A

Does the following graph have a maximum or minimum.

• Maximum
• Minimum

Tags

CCSS.HSF-IF.C.7A

Does this parabola have a minimum or maximum and what is its value?

• minimum: 2
• maximum: 2
• minimum: 5
• maximum: 5

A parabola has a vertex at (-3,2).

What is the axis of symmetry?

• y = -2

• x = 3

• x = -3

• y = 2

Tags

CCSS.HSF.IF.C.7

Use the picture to find the vertex and axis of symmetry

• Vertex (3,8) Axis x = 3

• Vertex (3,8) Axis y = 3

• Vertex (8,3) Axis x = 3

• Vertex (8,3) Axis y = 3

Tags

CCSS.HSF-IF.C.7A

What are the x- intercepts?

• (0, 0) and (-4, 0)

• (0, 0) and (0, 4)

• (0, 0)

• (2, 0)

Tags

CCSS.HSF-IF.C.7A

Use the graph to determine the solutions.

(Hint: The solutions are the same thing as the zeros and x-intercepts!)

• (-1, 0) and (-3, 0)

• (1, 0) and (-3, 0)

• (1, 0) and (3, 0)

• (-1, 0) and (3, 0)

What is another name for the x-intercepts and solutions of a quadratic?

• y-intercept

• Zeros

• x-axis

• They don't have another name

Tags

CCSS.HSF-IF.C.7C

What are the coordinates of the y-intercept?

• (-3, 0)
• (0, -3)
• (2, 1)
• y=-3

Tags

CCSS.HSF-IF.C.7A

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.HSF.IF.B.5

CCSS.8.F.A.1