Standard and Vertex Quadratic Graphs

What are the X-intercept(s) of this graph?

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

Tags

CCSS.HSF-IF.C.7A

Use the picture to find the vertex and axis of symmetry.

• Vertex: (8, 3); axis of symmetry: y=3

• Vertex: (8, 3); axis of symmetry: x=3

• Vertex: (3, 8); axis of symmetry: y=3

• Vertex: (3, 8); axis of symmetry: x=3

Standard form of a quadratic equation

• y=x²

• y=ax²+bx+c

• y=mx+b

• y=x

Name the vertex

• (1,1)

• (0,0)

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

• it is the vertex

• it is the y-intercept

• it is the axis of symmetry

• it is the x-intercept

Tags

CCSS.HSF-IF.C.7A

What piece of information does c identify in the following equation? y=ax²+bx+c

• zeros

• axis of symmetry

• direction

• y-intercept

Which answer choice describes y = -3x² +7x - 2 accurately

• opens up with a maximum

• opens up with a minimum

• opens down with a maximum

• opens down with a minimum

Tags

CCSS.HSF-IF.C.7A

Is the graph of the equation y=2x² wider, narrower or the same width as the standard parabola y = x²?

• wider

• narrower

• same

• impossible to tell

Where is the axis of symmetry for this parabola?

• x = −1

• x = 0

• y = 3

• x = −3

Tags

CCSS.HSF-IF.C.7A

Does this graph have a maximum or a minimum?

• Maximum

• Minimum

Tags

CCSS.HSF-IF.C.7A