Solving Quadratics by Graphing and Tables

What are the solutions for this graph?

• 0 and 8

• -2 and -4

• 3 and -1

• 2 and 4

What is another word that describes when the graph crosses the x axis?  

• y-intercepts
• vertex
• roots

• maximum

Tags

CCSS.HSF-IF.C.7A

How many roots does this quadratic graph have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSF-IF.C.7A

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Tags

CCSS.HSF-IF.C.7A

Which is a root of the graph?

• 0
• -1
• 1.5
• -3

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 real solutions does the quadratic have?

• No real solutions

• One real solution

• Two real solutions

What are the solutions?

• -2, 1
• 1, 2
• -1,2
• 0,-4

How many roots does this function have?

• two

• one

• all real numbers

• no real roots

Tags

CCSS.HSF-IF.C.7A

How many solutions does this function have?

• two

• one

• all real numbers

• no real solutions