Quadratic Characteristics

What is the equation of the axis of symmetry?

• y = 4

• y = -4

• x = 4

• x = -4

Tags

CCSS.HSF-IF.C.7A

What's the axis of symmetry of y = 3x² - 6x + 4

• x=1
• x=-6
• x=2
• x=-1

What are the roots of the following quadratic?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

Tags

CCSS.HSF-IF.C.7A

Determine the vertex for the following quadratic: y = x² - 9x + 20

• (2,3)

• (4,5)

• (4.5, -.25)

• (-4.5, .25)

Determine the vertex of

y = −3x² + 12x − 25

• (-2, -13)

• (2, -13)

• (2, -29)

• (-2, -29)

Determine if the graph of the parabola

y = −x² + 32x − 41 opens up or down and state whether it is a maximum or minimum point. (select all that apply)

• Up

• Down

• Maximum

• Minimum

Tags

CCSS.HSF-IF.C.7A

Determine if the graph of the parabola

y = −40 + x² opens up or down and state whether it is a maximum or minimum point. (select all that apply)

• Down

• Up

• Maximum

• Minimum

Tags

CCSS.HSF-IF.C.7A

Determine the y-intercept of

y = −3x² + 12x − 15

• (0, -15)

• (0, -3)

• (0, 12)

• none

Using the graph of the quadratic function, identify the y-intercept.

• (4, -6)

• (0, 2)

• (.5, 0)

• (7.5, 0)

Tags

CCSS.HSF-IF.C.7A

Using the graph of the quadratic function, identify the vertex.

• (4, -6)

• (0, 2)

• (.5, 0)

• (7.5, 0)