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Q:

The east positive integer that should be subtracted from 3011 x 3012 so that the difference is a perfect square is-

  • 1
    3009
  • 2
    3010
  • 3
    3011
  • 4
    3012
  • Show Answer
  • Workspace

Answer : 3. "3011"
Explanation :

We know that 3011 x 3012

= 3011 (3011 + 1)

= (3011)2 + 3011

We know    

Required least number = 3011

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