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Sticky Note
The arithmetic mean between (x − y) and (x + y) is?
  1. x
  2. y
  3. 2x
  4. None of these
Explanation

Arithmetic mean = (first number + second number) / 2

= ((x - y) + (x + y)) / 2

= (x - y + x + y) / 2

= (2x) / 2

= x


Last verified on 17-06-2026

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