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Algebra Difficulty 4.9 AIME Find the answer
Let Z be as in problem 15. Let X be the greatest integer such that ∣XZ∣≤5. Find X.
A number or a short expression. Fractions can be typed as 3/2, and spacing doesn't matter.
Solution
Problems 13-15 go together. See below.
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puts 2,000 problems in a working order, from AMC 10 level to the IMO shortlist.
Source: Omni-MATH,
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Statement reproduced verbatim; metadata (topic, difficulty) added by this project.