5-9 Complex Numbers A

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

• 1
• 0

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

• 11i
• 42-2i

• -2i
• 24-2i

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

• 2 - 5i

• -2 + 5i

• 2 + 5i

• -2 - 5i

• 5 - 2i

What does i² = ?

• -1
• √-1
• 1
• -√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