Question

Let A be the set of 20 even numbers and B be the set of 22 multiples of 3. Then the maximum number
of elements AUB
A) 20
B) 22
C) 42
E) 46
D) 44​

Answer 1

Answer:

C)42

Step-by-step explanation:

AUB = A + B - AnB

IN CASE OF MAXIMUM Numbers of elements in AUB... AnB = 0

AUB = A+B = 20 + 22 = 42

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