Rekha Madhukar Wale posted an Question
May 05, 2022 • 21:29 pm 30 points
  • UGC NET
  • Computer Science & Applications

Que. which is not true ? (a) if (a cb) then b° cac (b) an p(a) = ¢ (c) an p(a) = a sol. let a = {1, 2} (d) p(a)n p(p(a)) = pa) {o. {1} {2} (1, 2}) u = {1,2.3,4)

Que. Which is not true ? (A) If (A cB) then B° CAC (B) An P(A) = ¢ (C) An P(A) = A Sol. Let A = {1, 2} (D) P(A)n P(P(A)) = PA) {o. {1} {2} (1, 2}) U = {1,2.3,4) An PA) = ¢ So. A P(A) = A is not true. (A) -TRUE If (A C B) then BCA (B) TRUE An P(A) = ¢ (C) True PA) n P(P(A)) = ¢ Corect option is (C).

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  • Aparna 1 best-answer

    Correct answer is Option B Kindly see the attached file for explanation.

    cropped1393406302220097913.jpg
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