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Determine the cardinality of the given set A = {t, r, i, a, n, g, l, e, s}. *

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Let A = {0, 1, 2, 3, 4, 5} B = {0, 1, 5, 6, 9} C = {0, 2, 6, 7, 8}, find A ∩ ∩ . *

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Let A = {1, 2, 3, 4, 5, 6, 7} B= {1, 3, 5, 7, 9} C= {0, 2, 4, 6, 10} Find (A U B ) – C. *

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Given A= {positive whole numbers less than 20}. B = {odd numbers}. Find A – B. *

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Given A= {1, 8, 9 }, B = {2, 3, 4) and C = {5, 6, 7}. What is the universal set? *




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Sagot :

Answer:

1.          n(A)  =  9

2.         A n B n C = {0}

3.         (A u B) - C = {1, 3, 5, 7, 9}

4.         A - B = {2, 4, 6, 8, 10, 12, 14, 16, 18}

5.         U = {1, 2, 3, 4, 5, 6, 7, 8, 9}

Step-by-step explanation: