#915488

#915488: If X = {1, 2, 3, 4, 5} and Y = {2, 4, 5, 6, 9} then Y - X equals to

If X = {1, 2, 3, 4, 5} and Y = {2, 4, 5, 6, 9} then Y - X equals to
Варианты ответа:
  • {4, 5}
  • {1, 6}
  • {6, 9}
  • {1, 3}

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Тематика: Математика пробник Математический анализ Теория нечетких множеств
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