| 1 |
The multiplicative identity of real numbers is: |
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| 2 |
The real part of the complex number a + bi is: |
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| 3 |
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| 4 |
Conjugate of a + i b is: |
- A. -a + ib
- B. a + ib
- C. -a - ib
- D. a - ib
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| 5 |
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- A. z is purely real
- B. z is any complex number
- C. z is purely imaginary
- D. real part of z = imaginary part of z
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| 6 |
Conjugate of complex number (-a, -b) is: |
- A. (-a, b)
- B. (-a, -b)
- C. (a, -b)
- D. none of these
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| 7 |
Zero is: |
- A. a natural number
- B. a whole number
- C. a positive integer
- D. a negativeinteger
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| 8 |
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| 9 |
Which of the following is correct: |
- A. 2 + 7i > 10 + i
- B. 1 + i > 1 - i
- C. 4 + 3i > 1 + 3i
- D. none of these
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| 10 |
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