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SMO 2010 Junior Round 1 Question 10

SMO · SMO 2010 Junior Round 1

Question 10

What is the value of $(\sqrt{11}+\sqrt5)^8+(\sqrt{11}-\sqrt5)^8$?
  1. $451856$
  2. $691962$
  3. $903712$
  4. $1276392$
  5. $1576392$