IA Unit 8A: LT #3

What is the axis of symmetry for the following equation?
y=4x²-8x+9

• x=-8
• x=1
• x=-1
• x=2

Tags

CCSS.HSA.REI.B.4

Find the vertex of 
f(x) = -x² - 4x + 12

• (-2, 16)
• (2, 0)
• (2, 4)
• (-2, 4)

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSF.IF.C.8

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

• y = -2
• x = 3
• x = -3
• y = 2

The parabola y = 3(x + 1)² = 3 is

• In Standard Form

• In Vertex Form

• Is in intercept form

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.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 is

• Standard Form

• Vertex Form

• Factored Form

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

The x-intercepts of a quadratic equation are known as the _____.

• vertices
• squares
• zeros
• formulas

Tags

CCSS.HSF-IF.C.7A

Which is a zero of the graph?

• 0
• -1
• 1.5
• -3

Tags

CCSS.HSF-IF.C.7A