1) Find the following cardinalities: a. |A| when A = {6,7,8,9,...,39}. b. |A| when A = {x∈Z:−4≤x≤98} c. |A∩B| when A={x∈N:x≤29} and B={x∈N: x is prime}
1) Find the following cardinalities: a. |A| when A = {6,7,8,9,...,39}. b. |A| when A = {x∈Z:−4≤x≤98} c. |A∩B| when A={x∈N:x≤29} and B={x∈N: x is prime}
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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1) Find the following cardinalities:
a. |A| when A = {6,7,8,9,...,39}.
b. |A| when A = {x∈Z:−4≤x≤98}
c. |A∩B| when A={x∈N:x≤29} and B={x∈N: x is prime}
2) If |A| = 10 and |B| = 7, what is |A∪B|+|A∩B|?
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