Graphing of Quadratic Functions

How can you tell whether a parabola opens up or opens down by looking at the equation?

• The vertex tells you the direction of the opening

• The value of "a" tells you the direction of the opening.

• All parabolas open upward

• All parabolas open downward

Tags

CCSS.HSF-IF.C.7A

• A
• B
• C
• D

Tags

CCSS.HSF-IF.C.7A

What are the x-intercepts of the following quadratic function?

• x=-6 and x=-2

• x=6 and x=-2

• x=6 and x=2

• x=-6 and x=2

Tags

CCSS.HSF-IF.C.7A

Determine the solutions of the graph:

• No Solutions

• (-3, 0) and (-1, 0)

• Infinity Many Solutions

• (-1, 0)

What is the formula above primarily used for?

• Finding the axis of symmetry from standard form

• Finding the vertex from standard form

• Finding the vertex from vertex form

• Finding the vertex from standard form

Which is the vertex of y = x²+ 16x + 71 ?

• V(-8, 7)

• V(-8, 3)

• V(8, 10)

• V(16, -2)

Find the y-intercept y = x² - 6x + 5

• (0, 8)

• (0, - 6)

• (5, 0)

• (0, 5)

Tags

CCSS.HSF-IF.C.7A

Find the y-intercept of f(x) = 2x² - 2x + 1

• (1,0)

• (-2,0)

• (0,1)

• (0, -1)

Tags

CCSS.HSF-IF.C.7A

Does this graph have a maximum or a minimum?

• Maximum

• Minimum

Tags

CCSS.HSF-IF.C.7A

Does this question have a maximum or a minimum?

• Maximum

• Minimum

Tags

CCSS.HSF-IF.C.7A