Standard Form Quadratic Graph

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

• wider

• narrower

• same width

• impossible to tell

How does the parabola open? y = 4x - x² - 1

• up

• down

• left

• right

Tags

CCSS.HSF-IF.C.7A

Which best describes the vertex of a parabola?

• Any point on the parabola.

• A point on the x-axis.

• The highest or lowest point of a parabola

• A point on the y-axis.

What is the y - intercept?

Answer explanation

Tags

CCSS.HSF-IF.C.7A

Identify the equation for the graph.

Answer explanation

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

What is the equation for the graph above? Choose all that apply:

Answer explanation

Tags

CCSS.HSF-IF.C.7A

What is the domain of the function?

• All Real Numbers

• -3 ≤ x ≤ 1

• y ≥ 4

• y ≤ 4

• -3≤ y ≥ 1

Answer explanation

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Which of these is the formula for calculating the axis of symmetry from standard form?

• -b + 2a

• 2a - b

• -b / (2 x a)

Use the picture to find the vertex and axis of symmetry

• Vertex (3,8) Axis x = 3

• Vertex (3,8) Axis y = 3

• Vertex (8,3) Axis x = 3

• Vertex (8,3) Axis y = 3

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