0) 0: 3. Спростіть вираз 2х - 10x + 12x-3x. a) - x; 6) 19x; B) x; г) -19x.
180
404
Ответы на вопрос:
1) 8 9/20 * 2/13 = 169/20 * 2/13 = 13/10 = 1 3/10 2) 5 1/3 * 3/8 = 16/3 * 3/8 = 2 3) 2 1/2 * 1 3/5 = 5/2 * 8/5 = 4 4) 3 7/9 * 11/17 = 34/9 * 11/17 = 22/9 = 2 4/9 5) 7 1/2 * 2 4/15 = 15/2 * 34/15 = 17 6) 5 1/6 * 3 1/7 = 31/6 * 22/7 = 341/21 = 16 5/21 7) 3 3/7 * 2 1/3 = 24/7* 7/3 = 8 8) 7 1/3 * 2 2/11 = 22/3 * 24/11 = 16
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