How many elements are in A1 ∪ A2 if there are 12 elements in A1, 18 elements in A2, and A1 ⊆ A2? The number of elements in A1 ∪ A2 is
How many elements are in A1 ∪ A2 if there are 12 elements in A1, 18 elements in A2, and A1 ⊆ A2? The number of elements in A1 ∪ A2 is
Chapter9: Sequences, Probability And Counting Theory
Section9.5: Counting Principles
Problem 46SE: How many ways can a committee of 3 freshmen and 4 juniors be formed from a group of 8 freshmen and...
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How many elements are in A1 ∪ A2 if there are 12 elements in A1, 18 elements in A2, and
A1 ⊆ A2?
The number of elements in A1 ∪ A2 is
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