A, B, and C are subsets of a universal set U. Which of the following is always true? (A) AN A' = U (B) AUB' and A'UB are disjoint (C) (An B)UC = AU (BnC} (D) (AU B')' c B (E) None of the above Answer:

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A:

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A: We have to check

Q: Find n and sn  If a = 5 , d = 3 , an= 50

A:

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A: Note:- according to the company policy we can attempt only one question so please upload the next…

Q: Find -9 + -3 + 3 + 9 + 15...+51. a. 231 b. 384 C. d. 312 385 е. 296

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A: Given, A=39 and B=17 Find A+B

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Q: if N { A U B }= 90, N {A}= 50, and N{B}= 45, find N {A n B}

A: Given :NAUB=90  NA=50 NB=45

Q: A.B? B.A?

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Q: but when u substitute x = 12 hours x 6 + y = 4 hours x 8 = $104 which is not $120

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A: The answer is given below:

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Q: Find BA. A = BA= -1 - 1 -6-2 B = -2 - 3 -4 -1

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Q: You gave me the answers that I already got correct?

A: You gave me the answers that I already got correct?

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Q: 5. 2X +4xy-3y = 5 3D5

A: Solution is given below: