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1956 AMC 12 Question 11

AMC12 · 1956 AMC 12

Question 11

The expression $1-\dfrac1{1+\sqrt3}+\dfrac1{1-\sqrt3}$ equals:
  1. $1-\sqrt3$
  2. $1$
  3. $-\sqrt3$
  4. $\sqrt3$
  5. $1+\sqrt3$