Let A={peach, kiwi, tomato, raisin}, B={lemon, watermelon}, and C {tomato, lemon, pear, grapefruit}. (a) Find (i) n(A∪B), (ii) n(A∪C), and (iii) n(B∪C). (b) In which case is the number of elements in the union not the sum of the number of elements in the individual sets?
Let A={peach, kiwi, tomato, raisin}, B={lemon, watermelon}, and C {tomato, lemon, pear, grapefruit}. (a) Find (i) n(A∪B), (ii) n(A∪C), and (iii) n(B∪C). (b) In which case is the number of elements in the union not the sum of the number of elements in the individual sets?
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter14: Counting And Probability
Section14.CR: Chapter Review
Problem 2CC
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Let A={peach, kiwi, tomato, raisin}, B={lemon, watermelon},
and C {tomato, lemon, pear, grapefruit}.
(a) Find (i) n(A∪B), (ii) n(A∪C), and (iii) n(B∪C).
(b) In which case is the number of elements in the union not the sum of the number of elements in the individual sets?
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