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SMO 2005 Senior Round 1 Question 2

SMO · SMO 2005 Senior Round 1

Question 2

What is the value of
$$\frac{2005^2+2\times2005\times1995+1995^2}{800}?$$
  1. $20000$
  2. $2000$
  3. $200000$
  4. $2000000$
  5. None of the above