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2021 AMC 12C Question 19

AMC12 · 2021 AMC 12C

Question 19

Let $x$ be the least real number greater than $1$ such that $\sin(x) = \sin(x^2),$ where the arguments are in degrees. What is $x$ rounded up to the closest integer?
  1. $10$
  2. $13$
  3. $14$
  4. $19$
  5. $20$