Quizizz Axis of Symmetry and Zeros

What is the equation for axis of symmetry?

• $y=3$

• $x=3$

• $x=5$

• $x=1$

What is the axis of symmetry?

• the slope of the graph
• the dividing line for a parabola
• a way to spin my pencil
• the x-axis

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

A parabola has a vertex at $\left(-3,\ 2\right)$ .
Where is the axis of symmetry?

•  $y=-2$   

•  $x=3$  

•  $x=-3$   

•  $y=2$  

What is the vertex?

• (4,-4)
• (2,0)
• (0,2)
• (6,0)

Tags

CCSS.HSF-IF.C.7A

Find the axis of symmetry for  $y=x^2-8x+15$  

•  $x=-4$ 

•  $x=4$  

•  $y=4$  

•  $y=-4$  

What's the axis of symmetry of $y=3x^2-6x+4$  ? 

•  $x=1$  

•  $x=-6$  

•  $x=2$  

•  $x=-1$   

What is the green dashed line called?

• roots or x-intercepts
• parabola
• axis of symmetry
• line of dashes

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

The vertex of this quadratic is...

• (1,16)
• (-3,0)
• (5,0)
• (0,15)

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSA.REI.D.10

CCSS.HSF.IF.C.7

Which is a zero of the graph?

• 0
• -1
• 1.5
• -3

Tags

CCSS.HSF-IF.C.7A