#915484

#915484: Which of the following two sets are equal?

Which of the following two sets are equal?
Варианты ответа:
  • A = {1, 2} and B = {1}
  • A = {1, 2} and B = {1, 2, 3}
  • A = {1, 2, 3} and B = {2, 1, 3}
  • A = {1, 2, 4} and B = {1, 2, 3}

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Тематика: Математика пробник Математический анализ Теория нечетких множеств
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