Positive Negative Domain Range Quadratics

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

What is the equation of the axis of symmetry?

• y = 0

• x = 0

• x = 3

• x = -3

Tags

CCSS.HSF-IF.C.7A

Quadratic equations take the shape of a _______ when graphed.

• parabola

• straight line

• snaked line

• elliptical

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry of y=2x²-4x+9?

• x = 1

• x = -1

• x = -2

• x = 4

What is the axis of symmetry?
f(x) = x² - 8x + 15.

• x = -4

• x = 4

• y = 4

• y = -4

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 vertex of y = x² + 4x + 3?

• (2,1)

• (-2,1)

• (0,0)

• (-2,-1)

What is the axis of symmetry of y = 2x² - 4x + 9?

• x = 1

• x = -1

• x = -2

• x = 4

What is the equation for axis of symmetry?

• y=3

• x=3

• x=5

• x=1

Tags

CCSS.HSF-IF.C.7A

The vertex of this parabola is...

• (-4, -12.5)

• (12.5, 4)

• (-12.5, -4)

• (4, 12.5)