CCSS.Math.Content.HSA.REI.B.4

Solve using square roots.

• √3
• ±√3
• -3
• No real solution

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CCSS.Math.Content.HSA.REI.B.4

How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

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CCSS.Math.Content.HSA.REI.B.4

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum
• opens up with a minimum
• opens down with a maximum
• opens down with a minimum 

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CCSS.Math.Content.HSA.REI.B.4

Solve using Zero-Product Property.
(2x-2)(5x-5) = 0

• x = -1
• x = -1 or x = 1
• x = 1

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CCSS.Math.Content.HSA.REI.B.4

Solve by factoring:  2x²+ 7x + 6 = 0

• x= 3/2 and x = 2
• x = -3/2 and x = -2
• x = 6 and x = 7
• x = -6 and x = -7

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CCSS.Math.Content.HSA.REI.B.4

m²-10m=0

• m=0 and m=-10
• m=1 and m=10
• m=0 and m=10
• m=1 and m=-10

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CCSS.Math.Content.HSA.REI.B.4

Determine the vertex for  y =  5x² - 20x + 13

• (5, -7)
• (-2, -7)
• (2, -7)
• (-7, -2)

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CCSS.Math.Content.HSA.REI.B.4

How many solutions does this quadratic have?

• Two Real Solutions
• One Real Solution
• No Real Solutions
• I don't know

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CCSS.Math.Content.HSA.REI.B.4

If a toy rocket is launched vertically upward from ground level with an initial velocity of 128 feet per second, then its height h after t seconds is given by the equation
h(t) = -16t² +128t  
When will the object reach its maximum height?

• 4 ft
• 0 seconds
• 0 ft
• 4 seconds

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CCSS.Math.Content.HSA.REI.B.4

Find the axis of symmetry of f(x)= -2x²-16x+3.

• x= 4
• x=-4
• y= 4
• y=-4

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CCSS.Math.Content.HSA.REI.B.4