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User admin_rational
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0
answers
Let $\tau_1, \tau_2,....,\tau_a$ be transpositions
asked

49
views
1
answer
If M is a n x n matrix with rank n  1, then M can be made nonsingular by changing one element.
answer edited
in
WBJEE2022

231
views
wbjee
rank
1
answer
WBJEE 2022  Question 3  Find the value of a+d.
edited
in
WBJEE2022

399
views
wbjee
wbjee
2022
1
answer
WBJEE 2022  Question 1  Under which of the following condition(s) does(do) the system of equations
answered
in
WBJEE2022

408
views
wbjee
2022
1
answer
If for each m > 1, the subsequence $(x_{mn})$ of $(x_n)$ is convergent, then can we conclude $(x_n)$ is convergent?
answered
in
Real Analysis

171
views
sequence
counterexample
1
answer
Suppose the maximum degree of a tree T is 4. If n1(T) = 20, n2(T) = n3(T) = n4(T), find the number of vertices of T.
retagged
in
Discrete Mathematics

17.0k
views
graph
theory
tree
1
answer
Prove that in a tree with maximum degree , there are at least leaves
retagged
in
Discrete Mathematics

89
views
graph
theory
tree
1
answer
WBJEE 2022 Code B Question 2: Find locus.
answer edited
in
WBJEE2022

149
views
wbjee
2022
1
answer
20 persons are sitting around a table. How many ways can we choose 3 persons, no two of whom are neighbours?
answer edited
in
Discrete Mathematics

142
views
0
answers
Find the equation of the circle passing through the vertices of the triangle .
asked

95
views
iit
jee
2021
1
answer
Describe all solutions of Ax=0 in parametric vector form, where A is row equivalent to the given matrix.
answered
in
Linear Algebra

192
views
rref
system
1
answer
Give an example of a connected planar graph with $v$ vertices, $e$ edges and $k$ components such $e=3v6k$.
answered
in
Discrete Mathematics

163
views
graph
theory
1
answer
$x^2/x=6$ সমীকরণটির বীজ/বিজদয় হবে
answered
in
Calculus

230
views
1
answer
$ax^2+bx+c=0$ $(a\neq c)$ সমীকরণের বিজদয় সমান হলে
answered
in
Calculus

17.0k
views
1
answer
WBJEE 2021  Set A  Question 3: Find the value of $\alpha$.
answer selected
in
WBJEE 2021

37.1k
views
wbjee
2021
1
answer
WBJEE 2021  Set A  Question 2: Find the value of $f(1)$.
answered
in
WBJEE 2021

187
views
wbjee
2021
1
answer
WBJEE 2021  Question 1  Find the limit of I.
answer selected
in
WBJEE 2021

55.3k
views
wbjee
2021
1
answer
Find the number of smokers in that city 3 years before.
answer selected

185
views
1
answer
For what values(s) of $a$, do the following curves intersect:
answered
in
Calculus

125
views
1
answer
CSIR UGC NET June 2019 Part B Question 21
answer selected
in
Real Analysis

378
views
net
jun
2019
66
questions
23
answers
2
comments
1,801
users