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  • The conjugate of a complex number is 1/i-1. Then the comp...
Multiple choice general knowledge math & puzzles

The conjugate of a complex number is 1/i-1. Then the complex number is

  1. -1/i-1

  2. 1/i+1

  3. 1/i-1

  4. -1/i+1

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The conjugate of z is 1/(i-1). To find z, take the conjugate of the conjugate: conj(1/(-1+i)) = 1/(-1-i). This can be written as -1/(1+i). Option 346060 matches this form.

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