Let A = {-1,2,-1, 12 + 1} and let B = {-1,2, 13}. a) |A U B| = %3D b) |An B| = c) |A – B| = %3D d) |B – A| =

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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**How many?**

Let \( A = \{-1, 2, -1, 12 + 1\} \) and let \( B = \{-1, 2, 13\} \).

a) \( |A \cup B| = \) \_\_\_\_

b) \( |A \cap B| = \) \_\_\_\_

c) \( |A - B| = \) \_\_\_\_

d) \( |B - A| = \) \_\_\_\_
Transcribed Image Text:**How many?** Let \( A = \{-1, 2, -1, 12 + 1\} \) and let \( B = \{-1, 2, 13\} \). a) \( |A \cup B| = \) \_\_\_\_ b) \( |A \cap B| = \) \_\_\_\_ c) \( |A - B| = \) \_\_\_\_ d) \( |B - A| = \) \_\_\_\_
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