Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, r, s, t}
A = {0, 2, 4, 8, r, t}
B = {1, 3, 7, 8, 9, s, t}
Find the following:
-$$| A \cup B |$$
A) 9
B) 11
C) 10
D) 12
E) None of these

Name: Let U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, r, s, t} A = {0, 2, 4, 8, r, t} B = {1, 3, 7, 8, 9, s, t} Find the following: -\[| A \cup B |\] A) 9 B) 11 C) 10 D) 12 E) None of these
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Question

Quizplus · Accepted Answer

$$A \cup B = \{0, 1, 2, 3, 4, 7, 8, 9, r, s, t\}$$ contains 11 elements.

Let U = {0, 1, 2, 3, 4, 5, 6 ∣A∪B∣| A \cup B |∣A∪B∣

Let U = {0, 1, 2, 3, 4, 5, 6 $| A \cup B |$