Complex Number Operations

Complex Number Operations

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Current
Review
Answered
Correct
Incorrect

Question 1 of 9

1. Question
Inform your answer in the simplest form

a) i^11
- i
- -1
- -i
- 1
Correct

Incorrect
Question 2 of 9

2. Question
Inform your answer in the simplest form

b) i^200
- i
- -1
- -i
- 1
Correct

Incorrect
Question 3 of 9

3. Question
Inform your answer in the simplest form
- i
- -1
- -i
- 1
Correct

Incorrect
Question 4 of 9

4. Question
Inform your answer in the simplest form
- 1/i
- -1
- -i
- 1
Correct

Incorrect
Question 5 of 9

5. Question
Multiply

z∙y=

For z=1+2i and y=2-2i
- 3
- 6+2i
- -3+i
- -2i+4
Correct

Incorrect
Question 6 of 9

6. Question
Correct

Incorrect
Question 7 of 9

7. Question
- 0
- 1+ i
- 1-i
- 1-9i
Correct

Incorrect
Question 8 of 9

8. Question
Correct

Incorrect
Question 9 of 9

9. Question
Simplify the expression below in the form z = a+bi, where a and b are real numbers.

What is the value of b ?
- 3/2
- -2
- -7/5
- 4/5
Correct

Incorrect

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