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Mathematics, 07.05.2021 21:30 vickygloom

1) 1. О множествах А, В,С известно, что А ⊂ В и В ⊂ С. Какое соотношение связывает множества В и С?
2. О множествах А, В и С известно, что А ⊂ В и А ⊂ С. Каким может быть соотношение между множествами В и С?
В каждой случае проиллюстрируйте свой ответ с помощью круга Эйлера.

2) Даны множества:
А = {1;2;3;123}, В={2;3;23}, С={0;1;3;23}, D={ 0;2;20;23}.
Найдите множества:
а) (А∩В)∪D ; б) C∩(D∪; в) (A∪B)∩(C∪D);
г) (A∪(B∩C))∩D;
Надеюсь поможите..​

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1) 1. О множествах А, В,С известно, что А ⊂ В и В ⊂ С. Какое соотношение связывает множества В и С...
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