Set A = |{ { A, B, }, {5,1 }, {1,3,5 }, { 3}, { 2,3} }|.  How many elements are in this set?

Q: Find the set AUB. U= {1, 2, 3, 4, 5, 6} A = (2, 3, 4, 6} B = (1, 2, 5}

A: Using the definition of union of sets.

Q: Let A = {1,2,3,..., 10}, B = {2,3,6,8), and C= {3, 5, 4, 8, 2}. Find the following:

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Q: Set A = | { 2, 2, 4, 5,1,2,6,9, 4, 5, 6, 2 } |. How many elements are in this set?

A: We have to find number of elements in set A

Q: How many subsets does the set X = {r, s, t, 10, 20, 15} have? %3D

A:

Q: Consider the sets (2,4, 7,0, 6, 13} and {3, 9, 10, 8). Always starting from these sets, answer each…

A: 1.When the UNION(7,9) is performed find(7) and find(9) is performed. Then the parent of 7 will be 2…

Q: ? = {1, 1, 2, 3, 4} , ? = {4, 3, 2, 1, 2, 3, 4,}     a.  A ⊂ B b. A = B

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Q: Find the number of subsets of the set.   ​{mom, dad,​ son, daughter}

A: We know that for a set with n elements the number of subsets is 2n The given set is…

Q: Find the set A nB. U= {1, 2, 3, 4, 5, 6, 7} A= {1, 2, 3, 4} B= {1, 2, 5}

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Q: How many numbers must be selected from the set {2,4,6,8,10,12,14,16,18,20} to guarantee that at…

A: Use the principle of inclusion and exclusion to solve this problem, as in next step.

Q: Set A = { 2, 2, 4, 5,1,2,6,9, 4, 5, 6, 2 } ]. How many elements are in this set? O O 8 12 6 O 11

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Q: the difference between sets, subsets and proper subsets.

A: Set: A set is a group of collections of numbers or objects considered as an object in its own right.…

Q: Which set is equal to the set B={8,74,347,9,100}?

A: If two sets A and B are said to be equal then the number of elements in both set should be same.…

Q: Let A={1,2,3,4},B={-1,0,1,3} , then B\A is: .a {-1,0,1,2,3,4} .b {-1,0} .C {1.3}

A: Given- Let A = 1, 2, 3, 4, B = -1, 0, 1, 3 To find- What is B \ A?

Q: A={1,2}and B={1,5,7}find AxB

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Q: Let A=[-1,7[,8={-1,3.10,12} and C={7}. Then (A-B) UC=

A: Given that A={-1,7} B={3,7,10,13} C={7}

Q: Partition of a set A = {1, 2, 3, ..., 9} 1. {{2, 3}, {1, 5, 7}, {4}, {6, 8, 9}} 2. {{1, 5, 7}, {4},…

A: To find which of the following is a partition of a set A={1,2,3,4,5,6,7,8,9}. And partition of a set…

Q: Let A = {0, 1,6, 8, 13} and B = {1, 6, 13}. How many sets C have the property that CCA and BCC.

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Q: Use A = {3, 6, 7, 8, 9} and B = {2, 3, 7, 8} to find the set An B. AnB = {} (Use a comma to separate…

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Q: Find the complement of the set given that U = {0, 1, 2, 3, 4, 5, 6, 7, 8}. (Use the roster method to…

A: Complement of a set: It includes all those elements of universal set which are not in that…

Q: Find the number of arrangements of the digits {0,1,2,3,4,5,6,7,8,9} such that the first digit is…

A: We need to find the total number of arrangements of digits 0,1,2,3,4,5,6,7,8,9 such that the first…

Q: Consider two sets A and B. The set A has elements {1, 2, 3, 4, 5} and the set B has elements {3, 4,…

A: The intersection of two sets, denoted A∩B , is the set containing all the elements which are common…

Q: Use sets U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}, A = {2, 3, 7, 8), and B = {3, 4, 5, 6, 7, 9, 10) to…

A: