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Recent questions in Discrete Mathematics

1 votes
1 answer
5781
graph
Assume G is connected planar graph that has 14 vertices and 20 regions . All interior regions are bounded by a cycle of length 3(i.e. 3 edges). The no of edges bounded the interior region is ?
Assume G is connected planar graph that has 14 vertices and 20 regions . All interior regions are bounded by a cycle of length 3(i.e. 3 edges). The no of edges bounded t...
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0 votes
1 answer
5782
Even number
How many 4 digit even number are possible with each digit distinct ?
How many 4 digit even number are possible with each digit distinct ?
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1 answer
5783
MadeEasy Test Series: Combinatory - Permutations And Combinations
Number of solutions are there of x+y+z=17 in positive integers are_________ Here in this do we have to take constraints of x>=1,y>=1,z>=1?
Number of solutions are there of x+y+z=17 in positive integers are_________Here in this do we have to take constraints of x>=1,y>=1,z>=1?
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1 votes
1 answer
5785
palindrome
How many seven length palindrome possible using English alphabet.?
How many seven length palindrome possible using English alphabet.?
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1 votes
1 answer
5786
Permutation n combination
what is the correct solution to this question??
what is the correct solution to this question??
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0 votes
1 answer
5787
In how many ways can 2n+1 seats in a congress be divided among 3 parties ?
In how many ways can $2n+1$ seats in a congress be divided among 3 parties so that coalition of any 2 parties will ensure them majority?
In how many ways can $2n+1$ seats in a congress be divided among 3 parties so that coalition of any 2 parties will ensure them majority?
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1 votes
1 answer
5790
Made easy
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3 votes
2 answers
5791
Logic
Which of the following are true? ∃x(P(x)->Q(x)) ->(∀xP(x)->∀xQ(x)) ∃xP(x)->∀x Q(x) ->∀x(P(x)->Q(x))
Which of the following are true?∃x(P(x)->Q(x)) ->(∀xP(x)->∀xQ(x))∃xP(x)->∀x Q(x) ->∀x(P(x)->Q(x))
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3 votes
4 answers
5793
subgraphs
number of subgraph for K3 is
number of subgraph for K3 is
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1 votes
2 answers
5796
Max Number of edges
A simple undirected graph ‘X’ has 10 vertices. If ‘X’ has 5 equally sized connected components, the maximum number of edges in graph ‘X’ is _________.
A simple undirected graph ‘X’ has 10 vertices. If ‘X’ has 5 equally sized connected components, the maximum number of edges in graph ‘X’ is _________.
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0 votes
1 answer
5797
Permutation1.1
If there are 9 students in a class and each team contain 3 students then how many number of ways 9 students can be partitioned into 3 teams? Why is this not 9C3*6C3*3C3?
If there are 9 students in a class and each team contain 3 students then how many number of ways 9 students can be partitioned into 3 teams?Why is this not 9C3*6C3*3C3?
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0 votes
1 answer
5798
Number of ISOMORPHISMs of a cycle graph?
How many different isomorphisms are there from one cycle on n-vertices to another cycle on n-vertices.
How many different isomorphisms are there from one cycle on n-vertices to another cycle on n-vertices.
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2 votes
1 answer
5799
minimum number of vertices of planner graph of edges e
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5800
Find out the equivalent expression
(P∨Q)∧(P→R)∧(Q→S) is equivalent to- a) S∧R b)S→R c)S∨R d)None.
(P∨Q)∧(P→R)∧(Q→S) is equivalent to-a) S∧Rb)S→Rc)S∨Rd)None.
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