Algebra 2 Unit I Complex Numbers Review

What does i² equal?

• -1

• √-1

• 1

• -√1

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CCSS.HSN.CN.A.1

√-36

• 6
• -6
• -6i
• 6i

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CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

Simplify.

• 
• 
• 
• 

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CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

What letter represents an imaginary number?

• a

• i

• j

• x

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CCSS.HSN.CN.A.1

3+√-4

• 1

• 3-2i

• 5

• 3+2i

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CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

(3 + 2i) + (4 - 5i)

• 7 + 7i

• 1 - 3i

• 1 - 7i

• 7 - 3i

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CCSS.HSN.CN.A.2

(-7 + 9i) + (2 - 10i)

• -5 + i

• -5 - i

• -9 + 1

• 9 - i

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CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.CN.B.4

(4 - 2i) - (3 + 6i)

• 7 - 4i

• 1 + 4i

• 1 - 8i

• 7 - 8i

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CCSS.HSN.CN.A.2

Choose the correct answer for the operation pictured.

• 7-13i
• 7-i
• 1-13i
• 1-i

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CCSS.HSN.CN.A.2

3i + 2i

• 5i
• 5i²
• 6i
• -5

Tags

CCSS.HSN.CN.A.2