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Use the union rule to answer the following question. Suppose n(B)=7, n(ANB) = 4, and n(AUB) = 25. What is n(A)? Determine which equation can be used to find n(A). OA. n(A)=25-7+4 B. n(A) 25-7 C. n(A) 25-7-4 OD. n(A)=25+7+4

Use the union rule to answer the following question. Suppose n(B)=7, n(ANB) = 4, and n(AUB) = 25. What is n(A)? Determine which equation can be used to find n(A). OA. n(A)=25-7+4 B. n(A) 25-7 C. n(A) 25-7-4 OD. n(A)=25+7+4

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Use the union rule to answer the following question. Suppose n(B)=7, n(ANB) = 4, and n(AUB) = 25. What is n(A)? Determine which equation can be used to find n(A). OA. n(A)=25-7+4 B. n(A) 25-7 C. n(A) 25-7-4 OD. n(A)=25+7+4
Transcribed Image Text:Use the union rule to answer the following question. Suppose n(B)=7, n(ANB) = 4, and n(AUB) = 25. What is n(A)? Determine which equation can be used to find n(A). OA. n(A)=25-7+4 B. n(A) 25-7 C. n(A) 25-7-4 OD. n(A)=25+7+4
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