Adding, Subtracting, Multiplying Complex Numbers

Another way to express √-1 is?

• 1

• -1

• i

• 0

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CCSS.HSN.CN.A.1

The complex conjugate of 4 + 3i is

• 3 + 4i

• 3 - 4i

• 4 - 3i

• 4 + 3i

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CCSS.HSN.CN.A.3

The complex conjugate can be found by...

• Changing the sign of both a and b

• Changing the sign of a

• Changing the sign of b

• Switching the a and b values

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CCSS.HSN.CN.A.3

(5-2i) + (-7+8i)

• -2+6i

• 12+6i

• -35-16i²

• -35 -16i

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CCSS.HSN.CN.A.2

• A
• B
• C
• D

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CCSS.HSN.CN.A.2

• A

• B

• C

• D

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CCSS.HSN.CN.A.2

• A
• B
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• D

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CCSS.HSN.CN.A.2

• A

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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

Tags

CCSS.HSN.CN.A.2

• A
• B
• C
• D

Tags

CCSS.HSN.CN.A.2