MH SET Exam 27 Dec 2020 Paper
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Question : 21 of 50
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Consider the following set theoretic expressions X, Y and Z where U-union, ∩ -intersection and superscript ‘C’ is set complement :
X = P ∩ Q ∩ R
Y = (P ∩ Q) ∪ (P ∩ R) ∪ (Q ∩ RC)
Z = (Q ∪ PC) ∩ (P ∪ R) ∪ (P ∪ Q) ∩ P ∩ (PC ∪ R)
Then which of the following is true?
X = P ∩ Q ∩ R
Y = (P ∩ Q) ∪ (P ∩ R) ∪ (Q ∩ RC)
Z = (Q ∪ PC) ∩ (P ∪ R) ∪ (P ∪ Q) ∩ P ∩ (PC ∪ R)
Then which of the following is true?
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