Algebra: Ch8 Q1

Which of the following equations shows the vertex form of a quadratic function?

• x = ^-b/_2a

• x = ^{(-b ±√b2 - 4ac)}/_2a

• y = ax² + bx + c

• y = a(x - h)² + k

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

• ax + by = c

• y = a(x - h)² + k

• y = ax² + bx + c

• y = mx + b

Determine the vertex of the parabola y=5(x-2)²–7

• (5, -7)
• (-2, -7)
• (2, -7)
• (-7, -2)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSF.BF.B.3

The axis of symmetry line passes through which point?

• y-intercept
• any random point
• vertex
• symmetrical point for the vertex

Tags

CCSS.HSG.GPE.A.2

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.B.4

Which equation has a vertex of (-3, 4)?

• y = 2(x+3)² + 4
• y = (x+3)² - 4
• y = (x-3)² + 4
• y = 2(x - 3)² + 4

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSA.REI.D.10

CCSS.HSA.CED.A.2

The graph of a quadratic function is called a

• Parabola
• Vertex
• Axis of Symmetry 
• Vertex Form

Tags

CCSS.HSF-IF.C.7A

Transformation: 
Which of the following describes the transformation of the graph g(x) = x² + 5 from the parent function? 

• Translate 5 units up
• Translate 5 units down
• Translate 5 units to the right
• Translate 5 units to the left.

Tags

CCSS.HSG.CO.A.2

Transformation: 
Which describes the transformation of the graph f(x) = x² to the graph of g(x) = 5x² ?

• The graph of g(x) is wider.
• The graph of g(x) is narrower
• The graph of g(x) reflects
• The graph of g(x) is to the right

Tags

CCSS.HSG.CO.A.2

What is the y-intercept of the following equation?
y=x²-3x-4

• y=1
• y=-4
• y=3
• y=-3

Tags

CCSS.HSF-IF.C.7A