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Math, 28.10.2019 14:45 pataojester10

U= { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,}
a = { 0, 1, 2, 3,4}
b = { 3, 4, 5, 6, 7}
c = { 6, 7, 8, 9 }
find:
1. a u b
2. (a u b) u c

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Answers: 2

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You know the right answer?
U= { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,}
a = { 0, 1, 2, 3,4}
b = { 3, 4, 5, 6, 7}
c = { 6,...
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