1. Define the set S = {a, b, c, d, e, f, g}.
a. Give an example of a 4-permutation from the set S.
b. Give an example of a 4-subset from the set S.
c. How many subsets of S have two or more elements?
d. How many subsets of S have 3 or 4 elements?
2. Given the set S-ta,b,c,d,e,f,g,h) a) How many subsets does S have? b) How many subsets have exactly 5 elements? c) A subset is randomly chosen for the collection of all possible a) b) c) subsets. What is the probability that it contains exactly 3 elements? d) A subset is chosen at random from all the subsets. d) What is the probability that it contains the element a?
11. Let the universal set be the set U = {a,b,c,d,e,f,g} and let A = {a,c,e,g} and B = {d, e, f, g}. Find: A ∪ B 12. Let the universal set be the set U = {a,b,c,d,e,f,g} and let A = {a,c,e,g} and B = {d, e, f, g}. Find: b. A ∩ B 13. Let the universal set be the set U = {a,b,c,d,e,f,g} and let A = {a,c,e,g} and B = {d, e, f, g}. Find: AC...
1. Let A be the set {e, f, g, h} and B be the set {e, g, h}. a. Is A a subset of B? b. Is B a subset of A? c. What is A Ս B? d. What is A x B? e. What is the power set of B? 2. Determine whether these statements are true or false? a. ∅ ∈ {∅} b. {∅} ∈ {∅} c. {∅} ⊂ {∅, {∅}} d. ∅ ∈ {∅, {∅}} e....
1. Consider the sets: A = {a, b, c, d, e, f, h, j}, B = {a, b, i }, C = {f, h} and U = {a,b,c,d,e,f,g, h,i,j} a. Draw a Venn diagram and place each element in its appropriate region. Insert a photo of your diagram into your HW document. b. Is C a subset of A? Why? C. Is C a subset of B? Why? d. Is A a subset of B? Why? e. Are B and...
Please prove C D E F in details? 'C. Let G be a group that is DOE smDe Follow the steps indicated below; make sure to justify all an Assuming that G is simple (hence it has no proper normal subgroups), proceed as fo of order 90, The purpose of this exercise is to show, by way of contradiction. How many Sylow 3sukgroups does G have? How many Sylow 5-subgroups does G ht lain why the intersection of any two...
41. How many subsets does the set {a, b, c, d, e,f} have?
4. Ranking/Unranking Subsets. Let A be a set of n elements and set Sk(A) be the collection of all k-element subsets of A. Recall that |Sk(A)I - (a.) (8 points) Describe a ranking algorithm to rank a k-element subset of an n-element set. (b.) (8 points) Describe an unranking algorithm to unrank an integer 0 < s< [into a ithm to unrank an integer 0 S s <C) k-element subset of an n-element set. (c.) (10 points) As examples, let...
Name Math 45 Final Examination Fall, 2016 Prof. Silverstone Please show sufficient work to justify your answer. You may leave your answer in any valid mathematical form, unless otherwise directed. A- (1,5,10,17,20 B={ x E U I n is divisible by 5 } C-(2,4,6,8 Find: a) n( A) a) b) c) 2. Given the set S- ta,b,c,d,e,f,g,h) a) How many subsets does S have? b) How many subsets have exactly 5 elements? c) A subset is randomly chosen for the...
File Edit Format View Help Graphs and trees 4. [6 marks] Using the following graph representation (G(V,E,w)): v a,b,c,d,e,f E fa,b), (a,f),fa,d), (b,e), (b,d), (c,f),(c,d),(d,e),d,f)) W(a,b) 4,W(a,f) 9,W(a,d) 10 W(b,e) 12,W(b,d) 7,W(c,d) 3 a) Draw the graph including weights. b) Given the following algorithm for Inding a minimum spanning tree for a graph: Given a graph (G(V,E)) create a new graph (F) with nodes (V) and no edges Add all the edges (E) to a set S and order them...
discrete math Search il 17:16 [Problem] 1 (a) Give an external definition of the set S {sls EZA+ and gcd(x, 12) 1) (B) Write all the proper subsets of the set {1, 2 3}, and (c) define the function for real number a and positive integer n ,f: RxZ^+ R as f (a,n) a^n , Give a recursive definition of the function (d) Calculate gcd (60, 22) using Euclidean algorithm (e) Give 3 positive integer x that satisfies 4x 6...