ALG Unit 8: The Basics of Quadratics

Select the quadratic function.

• y = 2x

• y = x²

• y = 2^x

• y = 2x - 5

The graph of a quadratic function is called a

• line
• curve
• u
• parabola

Tags

CCSS.HSF-IF.C.7A

Which of the following is another word for "x-intercepts"?

• y-intercepts

• roots

• vertex

• axis of symmetry

A parabola can have __________ x-intercepts.

• NONE

• 1

• 2

• ALL OF THE ABOVE

Tags

CCSS.HSF-IF.C.7A

What are the green dots called?

• axis of symmetry
• vertex
• parabola
• roots or x-intercepts

Tags

CCSS.HSF-IF.C.7A

.How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSF-IF.C.7A

What are the x-intercepts?

• 0 and 2

• -4 and 0

• 2 and 3

• 0 and 4

Tags

CCSS.HSF-IF.C.7A

If the graph of a quadratic does not intercept the x-axis at any point, then it has:

• 1 root or solution

• 2 roots or solutions

• Half a Solution

• No roots or solutions

Tags

CCSS.HSF-IF.C.7A

Quadratic equations take the shape of a _______ when graphed.

• u- shaped line
• straight line
• wavey line/snaked
• circle/elliptical

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry?

• the slope of the graph
• the dividing line for a parabola
• a way to spin my pencil
• the x-axis