Let A, B, C subset U. Suppose that n(U)= 90, n(A)= 40, n(B)= 55, and n(C)= 20. Which of the following are true? 1. A and B cannot be disjoint True or False 2. B and C cannot be disjoint True or False 3. n(A’)

Q: 20. Which statement represents the relationship between P = {9, 11, 13, 15, 17) and Q = (2, 4, 6, 8,…

A: As per guidelines we are supposed to answer first question only please repost the Other question.

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A:

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Q: [4 12 25] If A = 1 4 7 1 3 6 Then A-1 || PARTY

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Q: If P(n-1,3):P(n,4) = 1:9,Findn.

A:

Q: 1. Find P (AN B).

A: Here use basic probability rule

Q: 10.

A:

Q: If n(A) = 10, n(B) = 14 and n(AB) = 3, what is n(AUB)?

A: Given that nA=10, nB=14 and nA∩B=3. To find the value of nA∪B.

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A:

Q: Let Ai = = [i, i + 1], i = 1, 2, 3, Then A₁ A2 A3 A4 is. a. {1,2,3,4,5} b. (1,5) d. [1,5] ....

A: We have given that Ai=[i,i+1]A1=[1,2]A2=[2,3]A3=[3,4]A4=[4,5]

Q: Which of the following expressions is written in normal form?       (P AND Q) OR ((P OR R') AND…

A: In normal form no conplement will use in place of complememt we write with NOT So option first is…

Q: 5. A B Suppose that P(A)=0.4, P(B)=0.5 and P(AUB) = 0.42. Are A and B independen Yes, A and B are…

A: Given that  P(A) = 0.4 , P(B) = 0.5

Set Theory

Every field in the present world involves a set. The theory of sets was developed by German mathematician Georg Cantor while working on the “problems of trigonometric series”.