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Find the LEAST number that must be SUBTRACTED from 4000 to obtain a perfect square. (Use long division to find the remainder.)

Class 8Square Root by Long DivisionSquares and Roots
  • A34
  • B28
  • C62
  • D31

Step-by-Step Solution

> 4000. The long division remainder after 63 is 4000 - 3969 = 31. Subtract 31 to get the perfect square 3969.
Answer: D) 31

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