Algebra 1: Unit 8 Day 2 Warm-up

What is a parabola?

• The straight graph of a quadratic function

• The circular graph of a quadratic function

• The V-shaped graph of a quadratic function

• The U-shaped graph of a quadratic function

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry?

• A line whose equation is the x-coordinate of a parabola's vertex

• A central line that divides a parabola into mirror images

• A line that intersects a parabola at the vertex

• All of the above

Tags

CCSS.HSF.IF.B.4

Which of the following graphs appropriately marks the axis of symmetry?

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• 
• 
• 

Tags

CCSS.HSF-IF.C.7A

Which of the following equations is written in the standard form for quadratic equations?

• 8x + 4y = 12

• y = 4x² - 7x + 11

• 3x² + 2x = 1

• 2x² - x³ + 14 = y

Tags

CCSS.HSA.CED.A.1

How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSF-IF.C.7A

What are the roots of the following quadratic?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.APR.B.3

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

• (2,3)

• (4,5)

• (4.5, -.25)

• (-4.5, .25)

Tags

CCSS.HSA.REI.B.4

Use your graphing calculator to find the maximum value of the given function.

h(x) = -x² + 6x − 10

• x = 3

• (3, −1)

• none

• y = −1

What is the domain of the function?
*Hint: Domain is the set of all x-values included in the function.

• x≥3
• x≤3
• All real numbers
• -1≤x≤5

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of the function?
*Hint: Range is all of the y-values included in the function. 

• y≤3
• y≥3
• All real numbers
• -6≤y≤3

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5