Quadratic Graphs Quiz

The curved graph of a quadratic (the U shape)

• Quadratic

• Parabola

• Vertex

• Minimum

Tags

CCSS.HSF-IF.C.7A

The coefficient "k" in vertex form controls what?
y=a(x-h)²+k

• Width and Opening Up or Down
• Width Only
• Vertical Shift
• Horizontal Shift

Which of the following parabolas is the widest (mas ancho)?

• y=-0.5x²
• y=x²
• y=2x²
• y=-3x²

Describe the transformation:

y = (x-2)²+5

• left 2 up 5

• right 2 up 5

• left 2 down 5

• right 2 down 5

Which of these is the formula for calculating the axis of symmetry from standard form?

• -b + 2a

• 2a - b

• -b / (2 x a)

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.HSF.IF.B.4

CCSS.HSF.IF.C.7

Use the picture to find the vertex and axis of symmetry

• Vertex (3,8) Axis x = 3

• Vertex (3,8) Axis y = 3

• Vertex (8,3) Axis x = 3

• Vertex (8,3) Axis y = 3

Tags

CCSS.HSF-IF.C.7A

What are the coordinates of the vertex, and is it a maximum or minimum?

• (-1, 4); Maximum

• (-1, 4); Minimum

• (4, -1); Maximum

• (4, -1); Minimum

Tags

CCSS.HSF-IF.C.7A

What is the significance of the ordered pair (2, -4) to the graph?

• It is the vertex

• It is an x-intercept

• It is the y-intercept

• It is the axis of symmetry

Tags

CCSS.HSF-IF.C.7A