BCA 2nd sem Mathematics paper 2017

UniversityGGSIPU, New Delhi
CourseBCA
Semester2
SubjectMathematics
Year2017
Uploaded By Question Marks 0 requests Let A = {1, 2, 3) and B = {a, b, c). Let R = {(1.b)(1.c)(3.b)}. Find the domain and range of the relation. Determine .. This question has 0 answers so far. 3 0 requests Let D denote the set of all positive divisors of the positive integer n. Determine and represent it by Hasse Diagram. This question has 0 answers so far. 2 0 requests Define isomorphic and Hamilton Graphs with example. This question has 0 answers so far. 3 0 requests Let f, g, be functions from N to N (set of natural numbers) for such that f(n) = n + 1, g(n) = 2n. Find fog and gof. This question has 0 answers so far. 3 0 requests Define Tautology and contradictions, This question has 0 answers so far. 2 0 requests Show that the relation of parallel lines in the set of lines on a plane is an equivalence relation. This question has 0 answers so far. 2 0 requests Choose any two statements p and q as you like. Draw the truth table for and This question has 0 answers so far. 2 0 requests Consider the graph G (V, E) where v consists of Four vertices A, B, C,D and E of five edges where   represent this undirected graph diagrammatically. Determine the degree of each vertex. This question has 0 answers so far. 3 0 requests Let f be a mapping from R to R such that f(x) = 2x + 3. Show that f is invertible and find its inverse. This question has 0 answers so far. 3 0 requests .If n (A) = 40, n(B) = 30, = 20. Then find This question has 0 answers so far. 2 0 requests Let A = {1,2,5,6), B = {2,5,7), C = (1,3,5,7,9).Verify (A x B) {A X C} = A x B x C}. This question has 0 answers so far. 6 0 requests Let N = {1,2,3,........), denote the set of all positive integers and A = { , 3 < x < 12), B = { , x is even, x < 15). Find This question has 0 answers so far. 6.5 0 requests If R is an equivalence relation in a set A. Then prove that is also equivalence relation. This question has 0 answers so far. 6 0 requests In a lattice , prove that This question has 0 answers so far. 3 0 requests In a lattice , prove that This question has 0 answers so far. 3 0 requests Define complemented lattice, also find the complement (if exists) of all elements of This question has 0 answers so far. 6.5 0 requests Let A = {1,2,3,4,6,8,9, 12, 18, 24} be equipped with relation x divides y.Draw the Hasse diagram. This question has 0 answers so far. 6 0 requests Let G be an undirected graph with m vertices, say Define the adjacent matrix A of G. Consider the undirected graph G with 5 vertices shown in the following diagram. This question has 0 answers so far. 6.5 0 requests Draw the directed graph for the following incident matrix. Also find the degree of all vertex. This question has 0 answers so far. 6.5 0 requests Show that the two graphs shown in the figure are Isomorphic. This question has 0 answers so far. 6.5 0 requests Show that the two graphs shown in the figure are Isomorphic. This question has 0 answers so far. 6.5 0 requests Prove that the union of two graphs will be a graph such that. This question has 0 answers so far. 3 0 requests Prove that the union of two graphs will be a graph such that. This question has 0 answers so far. 3 0 requests By means of truth tables, justify that the conditional statement "If p then q" is logically equivalent to the statement "Not p or q". This question has 0 answers so far. 6.5 0 requests Define a proposition. Let p and q be propositions and denote compound proposition, "if p then q" Draw the truth table for the compound proposition Let p: you try, and q: you will succeed. Justify the truth table for This question has 0 answers so far. 6 0 requests Verify De-morgan's laws for propositions. And also prove that. This question has 0 answers so far. 6.5 0 requests Consider the following:P: Today is Tuesday, Q: It is raining, R: It is cold.Write in simple sentence the meaning of This question has 0 answers so far. 3 0 requests Consider the following:P: Today is Tuesday, Q: It is raining, R: It is cold.Write in simple sentence the meaning of . This question has 0 answers so far. 3