a bag contains 6 blue marbles, 10 red marbles, and 9 green marbles if two marbles are drawn at random without replacement what i
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Answer:
Step-by-step explanation:
denotes the set of elements in both A and C, which is
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denotes the complement of set B, which is the set of all elements that are in the universal set that are not in set B. In this case, this set is