If n( A )=30,n(B)=25 & n(AUB)=36 then n (AnB)=?
29
19
13
39
Answers
Answered by
1
Answer:
We know that
n(AUB)= n(A) + n(B) - n (AnB)
Hence
n (AnB) = 30 + 25 - 36 = 19
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Answered by
0
Answer:
19
Step-by-step explanation:
by formula n(A) + n(B) - n (A u B) =n(A n B)
Now substitute values i.e. 30 +25 -36
=55-36
=19
Hence 19 is correct answer
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