Math, asked by komolika22edfhu, 6 hours ago

n(P) =11, n(PQ) =7, n(PUQ) =25find n(Q) =?​

Answers

Answered by Sanskar260
1

Answer:

n(PUQ) = n(P) + n(Q) - n(P^Q)

25 = 11 + n(Q) - 7

n(Q) = 25 - 11 + 7

= 21

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