A1 M7 Extra Review

Does the graph of the function

y = -2(x + 5)² + 2

have a minimum or a maximum?

• Minimum

• Maximum

• It has neither.

• It has both.

Tags

CCSS.HSF-IF.C.7A

What is the range of the function?

• y < -1

• y > -1

• y < -2

• y > -2

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

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

What is the equation of this graph?

• y = (x -5)² + 1

• y = (x - 1)² - 5

• y = (x + 1)² - 5

• y = (x + 5)² +1

Tags

CCSS.HSF-IF.C.7A

What is the domain of a quadratic function?

• It depends on the function

• All Real Numbers

• The Coordinates of the Vertex (h, k)

• The same as the Line of Symmetry

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 statement is true about the vertex form equation:

y = 2(x+2)² - 5

• The range is y < -5

• Vertex is (2, -5)

• The graph opens upward

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

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

What is the line of symmetry for the following quadratic function:

y =1/2(x-4)²+3

• x = 4

• x = -4

• x = 1/2

• x = 3