Solve Quadratic by Graphing

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

Tags

CCSS.HSF-IF.C.7A

What are the solutions?

• -2, 1

• 1, 2

• -1,2

• 0,-4

Use the table to find 2 solutions to the quadratic.

(Choose all that apply)

• 0

• -5

• -1

• 2

• 5

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

Tags

CCSS.HSF-IF.C.7A

Find one of the solutions to: 2x² - x - 6 = 0 (plug in to find which value of x makes equation = 0

• x = -3

• x = 2

• x = -2

Tags

CCSS.HSA-REI.B.4B

• -1 and -2

• No Solution

• 2

• 1 and 2

What are the roots of this graph?

• -2 and 3

• -1/2 and -6

• -2 and -6

• 3 and -6

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

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

What is the axis of symmetry for this graph?

• y=2

• x=2

• x=0

• y=0

Tags

CCSS.HSF-IF.C.7A

Using the graph, how many solutions does this function have?

• two

• one

• all real numbers

• no real solutions