Solving Quadratic Equations by Graphing

Which is a zero of the graph?

• 0
• -1
• 1.5
• -3

Tags

CCSS.HSF-IF.C.7A

What are the roots of the function
f(x)= (x - 2)(x + 3)?

• x = - 2 or x = 3
• x = 2 or x = -3
• The are no real roots
• x = 2 or x = 3

Tags

CCSS.HSF-IF.C.7C

.How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSF-IF.C.7A

What are the solutions of this graph?

• -2 and 3

• -1/2 and -6

• -2 and -6

• 3 and -6

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

 $y=\ x^2-8x+16$  

• 5 & -6

• 4

• 4 & -2

• 4 & 8

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

 $y=\ x^2-7x-8$  

• -3 & -1

• 8 & -1

• 8 & -2

• 8 & 5

Tags

CCSS.HSA-REI.B.4B

 $y=x^2-7x+12$  

• 4

• 4 & -1

• 4 & 3

• 5 & 1

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

 $y=x^2-2x-15$  

• 5 & -3

• -5 & 3

• 5

• 5 & 4

Tags

CCSS.HSA-REI.B.4B

How many solutions does this function have?

• two

• one

• all real numbers

• no real solutions

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

How many solutions does this function have?

• two

• one

• all real numbers

• no real solutions

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.11