Math, asked by mahesh1212004, 2 months ago

15. If n(U) = 50, n(A) = 20, n((A U B)') = 18 then
n(B - A) is
(1) 14
(2) 12
(3) 16
(4) 20

Answers

Answered by Anonymous

0

Answer:

3

Step-by-step explanation:

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