5-9 Complex Numbers A

• n=2, m=7
• n=5, m=4
• n=4, m=5
• n=3, m=6

Tags

CCSS.HSN.CN.B.4

• 1
• 0

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CCSS.HSN.CN.A.2

• x = 2, -2
• x = 8i√2, -8i√2
• x = 4i√2, -4i√2
• x = 2i√2, -2i√2

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CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

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CCSS.HSN.RN.A.2

• 11i
• 42-2i

• -2i
• 24-2i

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CCSS.HSN.CN.A.2

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CCSS.HSN.CN.A.3

Find the complex conjugate of (2 - 5i).

• 2 - 5i

• -2 + 5i

• 2 + 5i

• -2 - 5i

• 5 - 2i

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CCSS.HSN.CN.A.3

What does i² = ?

• -1
• √-1
• 1
• -√1

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CCSS.HSN.CN.A.1

• Multiply the top and bottom by 3-2i

• Multiply the top and bottom by 5 + 8i

• multiply the top by 5 + 8i and the bottom by 3 - 2i

• Multiply the top and bottom by -3 - 2i

Tags

CCSS.HSN.CN.A.3