Recent questions tagged discrete-mathematics

3 votes
1 answer
2161
Let A be a $3 \times 3$ matrix with integer entries such that $|A| =1$. What is the maximum possible number of entries of A that are even?
0 votes
1 answer
2162
Let G be a undirected graph with 35 edges and degree of each vertex is at least 3 then maximum number of vertices possible in G is(A) 22(B) 23(C) 24(D) 25P.S. Explain wit...
1 votes
0 answers
2168
Can someone tell whether these topics are important in GROUP THEORY?ISOMORPHIC GROUPSNORMAL GROUPSCOSETS.
2 votes
1 answer
2173
1 votes
1 answer
2174
When the curves, y = log10x and y = x–1 are drawn in x – y plane. The number of times they intersect for values x ≥ 1 is ________.
3 votes
2 answers
2177
find the solution of the recurence relationan =3an-1 + 2n initial conditon is given as a1=3 ?
2 votes
1 answer
2178
Assumed undirected graph G is connected. G has 6­vertices and 10 edges. Findthe minimum number of edges whose deletion from graph G is always guaranteethat ...
1 votes
1 answer
2179
I want to know how good are the videos of discrete maths by TheTrevTutor. Has anyone been following the videos while preparing for GATE? https://www.youtube.com/watch?v=D...
3 votes
1 answer
2180
The answer given is n-k+1C2 but couldn't understand how both are related
19 votes
4 answers
2185
0 votes
1 answer
2190