Prove: a) P(AnB) = P(A) + P(B) - P(AUB) b) P(AnB) = P(A) - P(A-B)

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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Prove:
a) P(AnB) = P(A) + P(B) – P(AUB)
b) P(AnB) = P(A) – P(A-B)
Transcribed Image Text:Prove: a) P(AnB) = P(A) + P(B) – P(AUB) b) P(AnB) = P(A) – P(A-B)
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