Graphing a Quadratic Function

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

What are the zeros of the parabola? 

• 1, 5

• 3, -5 

• 3, 0

• -6, 1

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CCSS.HSF-IF.C.7A

How do you know if a parabola has a minimum?

• When ‘a’ is positive there is a minimum

• When ‘a’ is negative there is a minimum

• When all the numbers in the equation are negative there is a minimum

• When all the numbers in the equation are positive there is a minimum

Tags

CCSS.HSF-IF.C.7A

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

Tags

CCSS.HSF-IF.C.7A

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

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CCSS.HSF-IF.C.7A

• A
• B
• C
• D

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CCSS.HSF-IF.C.7A

• A
• B
• C
• D

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CCSS.HSF-IF.C.7A

• A
• B
• C
• D

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CCSS.HSF-IF.C.7A

Which is the correct graph of the function:

• 
• 
• 
• 

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