Solve Quadratics Test Review

Given the equation for this parabola:
 y=-(x-4)²-3,
does this parabola have a maximum or minimum value?

• Maximum
• Minimum

Tags

CCSS.HSF.IF.C.7

If given the equation y = 3(x + 5)² - 4, what is the vertex of the parabola?

• (5, -4)
• (-5, -4)
• (-15, -4)
• (15, -4)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

How many roots does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

How many solutions (roots) does this graph have?

• one
• two
• no solutions
• cannot be determined

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

In the equation
y = x² +5x +7, match each leading coefficient with its correct letter 

• a=0, b=5, c=7
• a=1, b=5, c=7
• a=7, b=5, c=1

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.1

Factor to Solve: 4x² +16x + 12 = 0

• x = 1, 3

• x = -1, 3

• x = 1, -3

• x = -1, -3

Use Square Roots to Solve: (x+5)² - 4 = 12

• x = 1, 9

• x = -1, 9

• x = 1, -9

• x = -1, -9

Solve (Your Choice) x² -8x = 10 [June 2017, #22]

• 4 plus or minus √10

• 4 plus or minus √26

• -4 plus or minus √10

• -4 plus or minus √26

Is this a max or min?

• max
• min
• cannot be determined

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

You are trying to throw a ball over a wire that is 40 feet above the ground.  The height of the ball is modeled by the equation h(t) = -16t² + 48t.  How many seconds will it take to clear the wire?

• 1 sec
• 1.5 sec
• 2 sec
• It won't clear the wire