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Tamil Nadu Board of Secondary EducationHSC Science Class 12

Choose the correct alternative: The conjugate of a complex number is 1-2. Then, the complex number is - Mathematics

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Question

Choose the correct alternative:

The conjugate of a complex number is `1/(" - 2)`. Then, the complex number is

Options

  • `1/("i" + 2)`

  • `(-1)/("i" + 2)`

  • `(-1)/("i" - 2)`

  • `1/("i" - 2)`

MCQ

Solution

`(-1)/("i" + 2)`

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Conjugate of a Complex Number
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Chapter 2: Complex Numbers - Exercise 2.9 [Page 93]

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Samacheer Kalvi Mathematics - Volume 1 and 2 [English] Class 12 TN Board
Chapter 2 Complex Numbers
Exercise 2.9 | Q 4 | Page 93
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