Characteristics of Quadratic Functions

What is a parabola?

• The straight graph of a quadratic function

• The circular graph of a quadratic function

• The V-shaped graph of a quadratic function

• The U-shaped graph of a quadratic function

Tags

CCSS.HSF-IF.C.7A

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)

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

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7A

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

Use the graph to determine the solutions.
*Hint: Solutions = roots = zeros = x-intercepts

• -1 and -3
• 1 and -3
• 1 and 3
• -1 and 3

What is the axis of symmetry for this graph?

• y=2
• x=2
• x=0
• y=0

Tags

CCSS.HSF-IF.C.7A

The point in which a graph hits the x-axis is know as the _____

• Solution
• x-intercept
• Root
• All answers are correct

How many solutions does this graph have?

• one
• two
• no solutions
• cannot be determined

Find the axis of symmetry for
f(x) = x²- 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4