Alg. 2- Quadratics Quiz #1

Label the different parts of the parabola.

a

b

c

d

e

vertex

y-intercept

x-intercept #2

axis of symmetry

x-intercept #1

Tags

CCSS.HSF-IF.C.7A

Using the graph, identify the coordinates of the focus.

Tags

CCSS.HSF-IF.C.7A

Using the graph, identify the equation of this parabola.

Mathematical Equivalence

OFF

Tags

CCSS.HSF-IF.C.7A

Match the different forms of a quadratic equation.

• Vertex Form

• Standard Form

• Intercept Form

• Focus/Directrix Form

Using the graph of the quadratic function, identify the vertex.

• (4, -6)

• (0, 2)

• (.5, 0)

• (7.5, 0)

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the axis of symmetry?

• A line whose equation is the x-coordinate of a parabola's vertex

• A central line that divides a parabola into mirror images

• A line that intersects a parabola at the vertex

• All of the above

Tags

CCSS.HSF.IF.B.4

Use the graph to determine the solutions.
*Hint: Solutions = roots = zeros = x-intercepts

• -1 and -3
• 1 and -3
• 1 and 3
• -1 and 3

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.11

How did we transform from the parent function?
g(x) = -1/5(x - 1)² + 7

• reflection, vertical compression, horizontal right, vertical up
• vertical compression, horizontal shift left, vertical shift up
• reflection, horizontal shift right, vertical shift down
• no changes were made to y = x²

Tags

CCSS.HSF.BF.B.3

CCSS.HSG.CO.A.2

Which of the following describes the transformations done to the quadratic parent function of f(x) = x² to obtain g(x) = 2x² + 4 ?

• Vertical Stretch by a factor of 2 and vertical shift up 4 units

• Vertical Compress by a factor 2 and vertical shift up 4

• Vertical Stretch by a factor of 2 and horizontal shift left 4 units

• Vertical Compress by a factor of 2 and horizontal shift right 4 units

Tags

CCSS.HSF.BF.B.3

CCSS.HSF.IF.C.7

A parabola is the set of all points equidistant from the focus and the directrix.

• true
• false

Tags

CCSS.HSF-IF.C.7A