Int II EOC Review: Equations of Parabolas

What is the range of the function?

• y < -1

• y > -1

• y < -2

• y > -2

Tags

CCSS.HSG.SRT.C.8

If given the equation

y = 3(x + 5)² - 4,

when is the graph increasing?

• x < -5

• x > -5

• x < -4

• x > -4

Tags

CCSS.HSF-IF.C.7A

Identify the vertex and whether the graph opens up or down.

• (5, 2); opens up

• (5, 2); opens down

• (-5, 2); opens up

• (-5, 2); opens down

Tags

CCSS.HSA.REI.D.10

What is the green dashed line called?

• roots or x-intercepts

• parabola

• line of symmetry

• line of dashes

Tags

CCSS.HSF-IF.C.7A

What is the equation of this graph?

• 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.HSF-IF.C.7A

Write the equation of a parabola that has shifted 4 units to the right, 5 units down, and has flipped over the x-axis.

• y = - (x - 5)² + 4

• y = - (x - 4)² - 5

• y = - (x + 4)² - 5

• y = - (x + 5)² + 4

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSF.BF.B.3

How many x-intercepts can a parabola have? (Select all that apply)

• 0

• 1

• 2

• 3

Tags

CCSS.HSF-IF.C.7A

If a parabola has a vertex at (-3, 7) and opens downward, how many x-intercepts will it have?

• 0

• 1

• 2

• no way to tell

Tags

CCSS.HSF-IF.C.7A

Which statements are true about the vertex form equation:

y = 2(x+2)² - 5

(Select all that apply)

• The range is y < -5

• Vertex is (2, -5)

• The graph opens upward

• Standard Form equation is: y = 2x² + 8x + 3

Does this parabola have a maximum or minimum?

• Maximum
• Minimum

Tags

CCSS.HSF-IF.C.7A