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SMO 2018 Senior Round 1 Question 2

SMO · SMO 2018 Senior Round 1

Question 2

Simplify $\sqrt{2+\sqrt 3}+\sqrt{2-\sqrt 3}$.
  1. $\sqrt 5$
  2. $\sqrt 6$
  3. $\sqrt 7$
  4. $\sqrt 8$
  5. $\sqrt{10}$