NC Math 2 Final Exam Practice

• A
• B
• C
• D

Tags

CCSS.HSN.RN.A.2

• a⁶ / b¹²
• b¹²/ a⁴
• a¹² / b⁶
• 1 / a⁶b¹⁰

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CCSS.8.EE.A.1

Fill in the blank.
The product or two irrational numbers is _________ an irrational number.

• always
• sometime
• never

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CCSS.HSN.RN.B.3

Which number is irrational?

• 9.6
• √45
• 3/8
• 3.4 x 10 ⁵

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CCSS.HSN.RN.B.3

When solving by completing the square

x² - 4x + 4 = 20,

what goes in the blank?

(x - __ )² = 20

• 4

• 2

• 8

• 20

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CCSS.HSA-REI.B.4B

Solve. x² + 4x - 16 = 0

• 
• 
• 
• 

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CCSS.HSA-REI.B.4B

What is the first step to solving THIS equation by completing the square?
a² + 10a + 21 = 0

• Set the equation equal to zero
• Divide 10 by 2 and add the result to both sides
• Add a² and 10a together
• Subtract the 21

Tags

CCSS.HSA-REI.B.4B

Use the graph to determine the solutions.

• -1 and -3
• 1 and -3
• 1 and 3
• -1 and 3

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CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

What is the equation for the axis of symmetry of 
f(x)= (x +1)² + 5

• x = 1
• x = -1
• x = -5
• x = 5

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the vertex form of this quadratic?

• f(x) = -(x + 2)² - 4
• f(x) = (x - 2)² + 4
• f(x) = (x - 2)² - 4
• f(x) = -(x - 2)² - 4