johnisback johnisback

04-06-2024
Physics

Answered

"P and Q are disjoint sets and number of elements in P is 7. The number of elements in the union of their respective power sets is 143. Find number of elements in power set of PUQ." I guess instead of 143 it should be 144, the reason for which I've explained in the attachment. Please tell if I'm wrong

P and Q are disjoint sets and number of elements in P is 7 The number of elements in the union of their respective power sets is 143 Find number of elements in class=

Answer :

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