Quadratics

What are the green dots called?

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

Tags

CCSS.HSF-IF.C.7A

What is the equation for this parabola in factored form?

• y=(x+2)(x-1)
• y=(x-2)(x+1)
• y=(x-2)(x-1)
• y=(x+2)(x+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

.How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSF-IF.C.7A

How many solutions does this graph have?

• one
• two
• no solutions
• cannot be determined

Tags

CCSS.HSA.REI.D.11

CCSS.HSA.REI.C.7

CCSS.HSA.REI.D.10

How many solutions does this graph have?

• one
• two
• no solutions
• cannot be determined

Tags

CCSS.HSA.REI.D.11

CCSS.HSA.REI.C.7

CCSS.HSA.REI.D.10

d² + 16 = 25

• 3
• -3
• -3, 3
• -9, 9

Tags

CCSS.8.EE.A.2

What are the solutions to: x² + 4x + 3 = 0

• x = 1 and x = 3

• x = 6 and x = -2

• x = -1 and x = -3

The equation y = x² + 3x - 18 is graphed.  Based on this graph, what are the roots (x-intercepts) of the equation x² + 3x - 18 = 0?

• -3 and 6
• 0 and -18
• 3 and -6
• 3 and -18

Tags

CCSS.HSA.REI.D.11

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

How many roots does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSF-IF.C.7A