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Australian AMC 2023 - Senior Question 19

AMC AUSTRALIA · Australian AMC 2023 - Senior

Question 19

How many distinct pairs $(x,y)$ satisfy $x^2+y^2<50$ if $x$ and $y$ are both positive integers with $x>y$?
  1. 15
  2. 13
  3. 11
  4. 9
  5. 8