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

Identify the 'a' value: y = 16x² -8x -24

• 16
• 8
• -8
• -24

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

What is the vertex of this quadratic equation?  
y = 2(x - 2)²  +  5

• (-2,5)
• (2,5)
• (5,-2)
• (-5,-2)

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

If the discriminant is zero you will have

• no real solutions
• two real solutions
• 1 real solution
• 1 imaginary solution

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

Factor
x² + 5x + 4

• (x + 4)(x + 1)
• (x + 2)(x + 2)
• (x + 4)(x - 1)
• (x + 5)(x + 1)

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

Which equation is the parent function of a quadratic equation?

• x = y²
• y = x
• y = |x|
• y = x²

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

3 For the function above, is the discriminant positive, negative, or zero?

• Positive

• Negative

• Zero

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

Solve.

x² - x - 90 = 0

• x = 9, x = 10

• x = 9, x = -10

• No Real Number Solutions

• x = -9, x = 10

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

Complete the square.

x² - 14x + ____

• - 196

• 49

• - 49

• 28

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

Solve by factoring.

x² + 15x + 44 = 0

• {-8, 2}

• {-7, 5}

• {-11, -4}

• {-11}

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