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AMC8 2027 - Self-practice Set 2 Question 17

AMC8 · AMC8 2027 - Self-practice Set 2

Question 17

Find all nonnegative integers $x$ for which 8 x²+2 x−55 is prime.
  1. 0
  2. 1
  3. 2
  4. 14
  5. 3