Vertex/Axis of Symmetry

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

Tags

CCSS.HSF-IF.C.7A

Which letter determines if a parabola opens up or down?

• a

• h

• k

Tags

CCSS.HSF-IF.C.7A

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 (-3,2).
Where is the axis of symmetry?

• y = -2
• x = 3
• x = -3
• y = 2

Which of the following equations matches standard form of a quadratic?

• ax + by = c
• y = a(x - h)² + k
• y = ax² + bx + c
• y = mx + b

Tags

CCSS.HSA.CED.A.1

What is the vertex?

• (4,-4)
• (2,0)
• (0,2)
• (6,0)

Tags

CCSS.HSF-IF.C.7A

Find the zeros of the equation:

(x+10)(x-2) = 0

• x=10 and 2

• x= -2 and 10

• x= -10 and 2

• x= -2 and -10

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

• y = -2
• x = 3
• x = -3
• y = 2

Tags

CCSS.HSF.IF.C.7

What is a, b, and c in 3x² + 4 = 5x? (Think Standard Form)

• a = 3, b = -5, c = 4

• a = 3, b = 5, c = 4

• a = 3, b = 5, c = -4

• a = 3, b = -5, c = -4

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

• y = -2
• x = 3
• x = -3
• y = 2