1. Identify the imaginary portion of the complex number z= -3 +4i

1. Identify the imaginary portion of the complex number z= -3 +4i

1. -4
2. -3
3. 3
4. 4

2. Identify the real portion of the complex number z= -3 + 4i

1. -4
2. -3
3. 3

• 4

3. Evaluate the following expression

1. -i
2. i
3. 1
4. -1

4. Evaluate the following expression: 2/ 6+i

1. 12/37 + 2/37 i
2. 12/35 – 2/35 I
3. 12/35 + 2/35 i
4. 12/37 – 2/37 i

5. find |-1-5i |

1. -6
2. -24
3. square root 5
4. square root 26

6. find | -5 – 4i |

1. -9
2. 9
3. square root 41
4. square root 20

7. Which complex number is plotted in the graph below imaginary

1. 3+2i
2. -3 +2i
3. 2-3i
4. -2+3i

8. Which complex number is plotted in the graph below ?

1. 3+2i
2. -3 +2i
3. 2-3i
4. -2+3i

9. Identify the conjugate of the complex number 4+5i

1. 4-5i
2. -4 +5i
3. -4 – 5i
4. 5-4i

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