The sum of a number and its inverse (or reciprocal) is equal to twice the number. What is the number?

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Number System

প্রশ্নঃ The sum of a number and its inverse (or reciprocal) is equal to twice the number. What is the number?

  • ক. 1 or -1
  • খ. -2
  • গ. 1
  • ঘ. -1

সঠিক উত্তরঃ

1 or -1
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Number System