(a) For each of the following sets, give a simpler description of the set, and state (without proof) whether the set is finite, countably infinite, or uncountable. (i) {x € Z : 10 ≤ x² ≤ 15} (ii) {x ≤R : x + 1| < 2} (iii) {y € R: cos y = 1}

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Q: (a) Show that -163 37 Actually, the following more general result is true: -163 р -163 31 = -1. = -1…

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Q: 1 ۷۸ ند -2183.71

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Q: Theorem 8.13. Let 0 <q <p<. Iffe L'OL", then fe l' rall q<r<p.

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