Key Characteristic of Quadratic Function

Using the graph of the quadratic function, identify the domain.

• y > -6

• -2 < x < 10

• -∞ < x < ∞

• y < -6

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Using the graph of the quadratic function, identify the range.

• y < -6

• -2 < x < 10

• -∞ < x < ∞

• -6 ≤ y < ∞

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of this quadratic function: 7x² + 2x - 3 = y?

• 0

• 7

• 2

• -3

Tags

CCSS.HSF-IF.C.7A

Match the following term with the best definition.

• The line of reflection of a quadratic function

• Quadratic Function Equation

• The highest or lowest point

• axis of symmetry

• vertex

• Axis of symmetry equation

• The shape of a quadratic function

• parabola

What is the axis of symmetry?

• A line whose equation is the x-coordinate of a parabola's vertex

• A central line that divides a parabola into mirror images

• A line that intersects a parabola at the vertex

• All of the above

Which of the following equations is written in the standard form for quadratic equations?

• 8x + 4y = 12

• y = 4x² - 7x + 11

• 3x² + 2x = 1

• 2x² - x³ + 14 = y

Using the graph of the quadratic function, identify the y-intercept.

• (4, -6)

• (0, 2)

• (.5, 0)

• (7.5, 0)

Tags

CCSS.HSF-IF.C.7A

Using the graph of the quadratic function, identify the vertex.

• (4, -6)

• (0, 2)

• (.5, 0)

• (7.5, 0)

What is the y-intercept of this quadratic function: 4y = 40x²?

• 4

• 10

• 0

• 40

Tags

CCSS.HSF-IF.C.7A

Which of the following graphs appropriately marks the axis of symmetry?

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7A