Solve Quadratic Equations

Using the graph solve the equation
-x²-2x+3=-5.

• {-3,-1}
• {-2,0}
• {-4,2}
• {-1,4}

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

What is the positive solution for this function?

(x + 6)² = 49

• x=12

• x=7

• x=1

• x=-55

Tags

CCSS.8.EE.A.2

What is the correct solution to x² - 12x + 4 = 20?

• x = 12.48, -0.48

• x = 48

• x = 27, -15

• x = 12.48

Tags

CCSS.HSA-REI.B.4B

What are the solutions to 2x² + 2x - 12?

• -2, 3

• 2, 3

• 2, -3

• -2, -3

Tags

CCSS.HSA-REI.B.4B

What is another word for zeros?

• y-intercepts

• roots

• vertex

• axis of symmetry

Tags

CCSS.HSF-IF.C.7C

What are the roots to this quadratic function?

15x² + 22x = −8

• x = −2/3, 4/5

• x = 2/3, −4/5

• x = 2/3, 4/5

• x = −2/3, −4/5

Tags

CCSS.HSA-REI.B.4B

What are the solutions to this quadratic function? 

 $x^2+2x=15$  

•  $x=-5;\ x=3$  

•  $x=5;\ x=3$  

•  $x=-5;\ x=2$  

•  $x=-5;\ x=-3$  

Tags

CCSS.HSA-REI.B.4B

Select all of the following that represent an x-intercept.

• zero

• root

• solution

• y-intercept

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

Which is a zero of the graph?

• 0
• -1
• 1.5
• -3

Tags

CCSS.HSF-IF.C.7A

Name the x-intercept(s)?

• (0, 0)
• (2, 4)
• (0, 0) and (0, 4)
• (0, 0) and (4, 0)