Math, asked by abhipshabhandari7, 9 months ago

P and Q are the subsets of a universal set U. If n(P)=45,n(Q)=55 n(PUQ)=90, n(PUQ)'=15, Find n(U), n(PnQ) and no (P). *

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Answered by sainiharman020
9

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Answered by abhipsha02755
1

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Step-by-step explanation:

i don't know

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