Graphs Quadratic

What is another name for the x-intercepts and solutions of a quadratic?

• y-intercept

• Zeros

• x-axis

• They don't have another name

Determine the domain and range of the function

• Domain: All real numbers

  Range: All real numbers

• Domain: x ≥ -4

  Range: All real numbers

• Domain: All real numbers

  Range: y ≥ -4

• Domain: -1 ≤ x ≤ 5

  Range: y ≥ -4

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

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

What is the domain of the graph?

• all real numbers

• to infinity and beyond

• y ≥ -1

• x ≥ 0

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the equation for axis of symmetry?

• y = 3

• x = 3

• x = 5

• x = 1

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

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