Complex Numbers Solving Problems

Complex Numbers Solving Problems

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Question 1 of 7

1. Question
Let the complex numbers be z = -4+5i and w = a+bi, with a, b ϵ R. If the real part of w is twice the imaginary part of the conjugate of z and the imaginary part of w is half the real part of z, then the opposite of w is equal to
- 10+2i
- -10+2i
- -10-2i
- 8-10i
- -8+5/2 i
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Question 2 of 7

2. Question
- -60
- -40
- -5
- 5
- 60
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Question 3 of 7

3. Question
- Divisible by 5
- Divisible by 6
- Multiple of 3
- Multiple of 4
- prime number
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Question 4 of 7

4. Question
- -2
- -1
- 2
- 3
- 4
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Question 5 of 7

5. Question
- 3
- -3
- 0
- ± 9
- -9
Correct

Incorrect
Question 6 of 7

6. Question
- 3 and 1
- 2 and 1
- 2 and -1
- 3 and -1
- 3 and 2
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Question 7 of 7

7. Question
- 1
- i
- -1
- -i
- 0
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Incorrect

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