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1
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Q15. Find number of bijection from N to N such that
asked
in
MA2021
by
admin_rational
Professor

268
views
2021
jam
math
0
votes
1
answer
Q14. The group (Q, +) has no proper subgroup of finite index.
asked
in
MA2021
by
admin_rational
Professor

183
views
2021
math
jam
0
votes
1
answer
Q11. Then the dimension of W over R is necessarily?
asked
in
MA2021
by
admin_rational
Professor

157
views
2021
jam
math
0
votes
1
answer
How many elements of the group Z50 have order 10?
asked
in
MA2021
by
admin_rational
Professor

154
views
2021
jam
math
0
votes
1
answer
Q5: When $\lim_{t \to \infty} I(p, t)$ is finite
asked
in
MA2021
by
admin_rational
Professor

136
views
jam
math
20221
2021
0
votes
1
answer
Q4: Let f : R → R be a continuous function such that for all x ∈ R
asked
in
MA2021
by
admin_rational
Professor

185
views
math
jam
2021
0
votes
1
answer
The number of differentiable functions y : [0, 1] → [0, ∞), having continuous derivative on [0, 1] and satisfying
asked
in
MA2021
by
admin_rational
Professor

3.7k
views
jam
2021
math
0
votes
1
answer
Q2. Let P : R → R be a continuous function such that P(x) > 0 for all x ∈ R.
asked
in
MA2021
by
admin_rational
Professor

211
views
jam
math
2021
0
votes
1
answer
Q3. Let f : R → R be a continuous function satisfying f(x) = f(x + 1) for all x ∈ R.
asked
in
MA2021
by
admin_rational
Professor

155
views
jam
math
2021
0
votes
1
answer
Q4. Which one of the following subsets of $\mathbb{R}$ has a nonempty interior?
asked
in
MA2021
by
admin_rational
Professor

145
views
jam
2021
math
0
votes
1
answer
If M is a n x n matrix with rank n  1, then M can be made nonsingular by changing one element.
asked
in
WBJEE2022
by
admin_rational
Professor

484
views
wbjee
rank
0
votes
1
answer
WBJEE 2022  Question 3  Find the value of a+d.
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in
WBJEE2022
by
admin_rational
Professor

661
views
wbjee
wbjee
2022
0
votes
1
answer
WBJEE 2022  Question 1  Under which of the following condition(s) does(do) the system of equations
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in
WBJEE2022
by
admin_rational
Professor

1.0k
views
wbjee
2022
0
votes
1
answer
If for each m > 1, the subsequence $(x_{mn})$ of $(x_n)$ is convergent, then can we conclude $(x_n)$ is convergent?
asked
in
Real Analysis
by
admin_rational
Professor

364
views
sequence
counterexample
0
votes
1
answer
Prove that in a tree with maximum degree , there are at least leaves
asked
in
Discrete Mathematics
by
admin_rational
Professor

260
views
graph
theory
tree
0
votes
1
answer
20 persons are sitting around a table. How many ways can we choose 3 persons, no two of whom are neighbours?
asked
in
Discrete Mathematics
by
Junky
Expert

404
views
0
votes
1
answer
Find the number of all 20digit integers in which no two consecutive digits are the same.
asked
in
Discrete Mathematics
by
Junky
Expert

655
views
0
votes
1
answer
WBJEE 2022 Code B Question 2: Find locus.
asked
in
WBJEE2022
by
admin_rational
Professor

364
views
wbjee
2022
+1
vote
1
answer
Describe all solutions of Ax=0 in parametric vector form, where A is row equivalent to the given matrix.
asked
in
Linear Algebra
by
Junky
Expert

359
views
rref
system
+1
vote
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.
asked
in
Discrete Mathematics
by
admin_rational
Professor

18.2k
views
graph
theory
tree
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