Vertex Form of a QUADratic

If given the equation y = 3(x + 5)2 - 4, what is the vertex of the parabola? (a)  

• (5, -4)
• (-5, -4)
• (-15, -4)
• (15, -4)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the vertex of the parabola: y=2(x-3)²+4

Write answer in (x, y) form. Do NOT include spaces!!!

Which of the following is the correct equation for the given graph? (a)  

• f(x) = (x - 2)2 - 1
• f(x) = (x + 2)2 - 1
• f(x) = -(x + 2)2 - 1
• f(x) = -(x - 2)2 - 1

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Identify the vertex and whether the graph opens up or down. (a)  

• (5, 2); opens up
• (5, 2); opens down
• (-5, 2); opens up
• (-5, 2); opens down

Which of the following is the correct equation for the given graph? (a)  

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

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

The graph of a quadratic function is called a (a)  

• Parabola
• Vertex
• Axis of Symmetry 
• Vertex Form

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.10

What is the axis of symmetry of the given function? (a)  

• y = 1
• y = -1
• x = 1
• x = -1

Tags

CCSS.HSA.REI.B.4

• When a is a fraction

• When a is a decimal

• When a is a negative number

• When a is greater than 1

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Which equation below best describes the graph of this parabola? (a)  

• f(x) = (x -5)2 + 1
• f(x) = (x - 1)2 - 5
• f(x) = (x + 1)2 - 5
• f(x) = (x + 5)2 +1

Tags

CCSS.HSA.CED.A.2

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7