parabolas attributes

When a parabola opens downward the vertex is

• a minimum
• a maximum
• a vertex
• a parabola

The axis of symmetry of this parabola is...

• y=4
• y=-4
• x=4
• x=-4

Tags

CCSS.HSF-IF.C.7A

A parabola has a vertex at (-3,2). Where is the axis of symmetry?

• y = -2
• x = 3
• x = -3
• y = 2

If "a" is negative, does the parabola open up or down? Does it have a maximum or minimum?

• Down, Max
• Down, Min
• Up, Max
• Up, Min

Tags

CCSS.HSF-IF.C.7A

What is the equation for the axis of symmetry for the quadratic function shown?

• y = -3

• x = -3

• x = 5

• y = 5

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of the quadratic function?

• 2

• 4

• -2

• 0

Tags

CCSS.HSF-IF.C.7A

Define X-intercept

• The highest or lowest point on the graph

• Where the parabola touches or intersects the x-axis

• Where the parabola touches or intersects the y-axis

• A line that divides the graph into two equal parts. i.e. cuts the graph in half

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

What is the significance of the ordered pair (0, -2) 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

Which statement about the graph is FALSE?

• The vertex is (-3, 18)

• The vertex is a maximum

• The y-intercept is y = 0

• The axis of symmetry is y = -3

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7