- 1 1 Let A B And C Be Integers With A 0 And B 0 If A B And B C Then A C 1 2 Let X Y Z If 5 Xy Then 5 1 (39.28 KiB) Viewed 23 times
1.1 Let a, b and c be integers with a ‡ 0 and b ‡ 0. If a | b and b | c, then a | c. 1.2 Let x, y € Z. If 5 | xy, then 5
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1.1 Let a, b and c be integers with a ‡ 0 and b ‡ 0. If a | b and b | c, then a | c. 1.2 Let x, y € Z. If 5 | xy, then 5
1.1 Let a, b and c be integers with a ‡ 0 and b ‡ 0. If a | b and b | c, then a | c. 1.2 Let x, y € Z. If 5 | xy, then 5 | x and 5 ły. 1.3 If a, b, c € Z and a² + b² = c², then 3 | ab. 1.4 For any whole number n, either 4 | n² or 4 | (n² − 1). 1.5 Let x € Z. Then 3 | (2x² + 1) if and only if 3 | x.
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