Mathematics, 15.04.2021 16:40 Obeilskzexal

IF X and Y are two finite sets such that n(X) = 9, n(XnY) = 4 and
n(XU Y) = 15, then n(Y) is:

Answers: 1

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IF X and Y are two finite sets such that n(X) = 9, n(XnY) = 4 and
n(XU Y) = 15, then n(Y) is:...

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IF X and Y are two finite sets such that n(X) = 9, n(XnY) = 4 and n(XU Y) = 15, then n(Y) is:

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Another question on Mathematics

IF X and Y are two finite sets such that n(X) = 9, n(XnY) = 4 and
n(XU Y) = 15, then n(Y) is: