Parabolas in Vertex Form

What is the vertex of this quadratic equation?

y = 2(x + 2)² + 5

• (-2,5)

• (2,5)

• (5,-2)

• (-5,-2)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

What is the vertex of this parabola?

• (−1, 3)
• (−3, 11)
• (−2, 5)
• (0, 5)

Tags

CCSS.HSF.IF.B.4

CCSS.HSA.REI.D.10

CCSS.HSG.GPE.A.2

Where is the axis of symmetry for this parabola?

• x = −1
• x = 0
• y = 3
• x = −3

Tags

CCSS.HSA.REI.B.4

What is the maximum/minimum of a parabola called?

• vertex
• point
• top
• bottom

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

How do you know if a parabola has a minimum vertex?

• When a is positive there is a minimum
• When a is negative there is a minimum
• When all the numbers in the equation are negative there is a minimum
• When all the numbers in the equation are positive there is a minimum

Tags

CCSS.HSF-IF.C.7A

The axis of symmetry is a line that goes through the...

• y-intercept
• any random point
• vertex
•  x-axis or y-axis

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

• y = -2
• x = 3
• x = -3
• y = 2

Tags

CCSS.8.G.A.3

The parabola y = 3(x + 1)² + 3 has a vertex of

• (3, 3)

• (1, 3)

• ( - 1, 3)

• (3, -1)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

The parabola y = 1/2(x + 4)² - 3 will have a vertex of

• (4, - 3)

• (- 4, 3)

• (- 4, - 3)

• (4, 3)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

The parabola y = - 2(x + 2)² + 5 will have a vertex of

• (- 2, 5)

• (2, 5)

• (- 2, - 5)

• (2, - 5)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7