Loser66
 Name:

 School:
 About:
Most Active Subjects

 Questions Asked
 0
 Questions Answered
 1
 Medals Received
 0

 Questions Asked
 1
 Questions Answered
 13
 Medals Received
 4

 Questions Asked
 0
 Questions Answered
 1
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 7
 Medals Received
 3

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 5
 Questions Answered
 2
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 2
 Medals Received
 1

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 81
 Medals Received
 37

 Questions Asked
 0
 Questions Answered
 28
 Medals Received
 14

 Questions Asked
 42
 Questions Answered
 181
 Medals Received
 70

 Questions Asked
 1
 Questions Answered
 32
 Medals Received
 16

 Questions Asked
 1
 Questions Answered
 84
 Medals Received
 33

 Questions Asked
 0
 Questions Answered
 4
 Medals Received
 4

 Questions Asked
 1
 Questions Answered
 2
 Medals Received
 3

 Questions Asked
 0
 Questions Answered
 10
 Medals Received
 3

 Questions Asked
 13
 Questions Answered
 64
 Medals Received
 34

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 12
 Medals Received
 5

 Questions Asked
 0
 Questions Answered
 3
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 314
 Questions Answered
 3598
 Medals Received
 1874

 Questions Asked
 3
 Questions Answered
 6
 Medals Received
 3

 Questions Asked
 1
 Questions Answered
 26
 Medals Received
 17

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 1
 Medals Received
 1

 Questions Asked
 0
 Questions Answered
 43
 Medals Received
 19

 Questions Asked
 2
 Questions Answered
 3
 Medals Received
 1

 Questions Asked
 0
 Questions Answered
 1
 Medals Received
 0

 Questions Asked
 1
 Questions Answered
 13
 Medals Received
 4

 Questions Asked
 0
 Questions Answered
 1
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 7
 Medals Received
 3

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 5
 Questions Answered
 2
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 2
 Medals Received
 1

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 81
 Medals Received
 37

 Questions Asked
 0
 Questions Answered
 28
 Medals Received
 14

 Questions Asked
 42
 Questions Answered
 181
 Medals Received
 70

 Questions Asked
 1
 Questions Answered
 32
 Medals Received
 16

 Questions Asked
 1
 Questions Answered
 84
 Medals Received
 33

 Questions Asked
 0
 Questions Answered
 4
 Medals Received
 4

 Questions Asked
 1
 Questions Answered
 2
 Medals Received
 3

 Questions Asked
 0
 Questions Answered
 10
 Medals Received
 3

 Questions Asked
 13
 Questions Answered
 64
 Medals Received
 34

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 12
 Medals Received
 5

 Questions Asked
 0
 Questions Answered
 3
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 314
 Questions Answered
 3598
 Medals Received
 1874

 Questions Asked
 3
 Questions Answered
 6
 Medals Received
 3

 Questions Asked
 1
 Questions Answered
 26
 Medals Received
 17

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 1
 Medals Received
 1

 Questions Asked
 0
 Questions Answered
 43
 Medals Received
 19

 Questions Asked
 2
 Questions Answered
 3
 Medals Received
 1

0 
Questions Asked

Loser66:
Group Title
1+ 1/3+ 1/9+....+1/3^(n1) < 3/2??
Please, help
 updated yesterday
 14 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
Let A, B \(\in \mathbb R\) prove or disprove
\(f^{1}(A\B)=f^{1}(A)\f^{1}(B)\), \(f:\mathbb R\rightarrow \mathbb R\)
Please, help
 updated 2 days ago
 3 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
Flaws in a certain type of drapery material appear on the average of one in 150 square feet. If we assume a Poisson distribution, find the …
 updated 4 days ago
 No Medals Yet
Mathematics

Loser66:
Group Title
How to prove it?
 updated 5 days ago
 36 replies
 2 Medals
Mathematics

Loser66:
Group Title
How to prove f is onto?
\[f:\mathbb {R} \rightarrow (1,1)\\x\rightarrow \frac{x}{\sqrt{x^2+1}}\]
Please, help
 updated 6 days ago
 7 replies
 1 Medal
Mathematics

Loser66:
Group Title
Find inverse function of f(x) = x^2 (x in [1,4)])
please, help
 updated 6 days ago
 13 replies
 1 Medal
Mathematics

Loser66:
Group Title
Suppose that 2000 points are selected randomly and independently from the unit square {(x,y) 0<=x<1, 0<=y<1}
Let W equal number of points …
 updated 9 days ago
 9 replies
 2 Medals
Mathematics

Loser66:
Group Title
An urn contains 7 red and 11white balls. Draw one ball at random from the urn. Let X=1 if a red ball drawn, and let X =1 if a white ball is…
 updated 9 days ago
 12 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
Let P denote the multiplicative group of positive real numbers. Prove that {1} is the ONLY finite subgroup of P
@ikram002p group theory f…
 updated 11 days ago
 5 replies
 3 Medals
Mathematics

Loser66:
Group Title
How to prove:
\(x+yxy\leq x^2 +y^2\)
Please, help
 updated 11 days ago
 11 replies
 2 Medals
Mathematics

Loser66:
Group Title
Prove that the map
\[Z_2\rightarrow Z_2\\[r]\rightarrow [r]^2\]
for \(r\in Z\), is a ring homomorphism…
 updated 12 days ago
 76 replies
 1 Medal
Mathematics

Loser66:
Group Title
f:S>T
show equivalence of
a) f is one to one
…
 updated 12 days ago
 7 replies
 1 Medal
Mathematics

Loser66:
Group Title
Need help understanding the concept.
Please explain me.
 updated 13 days ago
 127 replies
 2 Medals
Mathematics

Loser66:
Group Title
For each question on a multiple choice test, there are 5 possible answers, of which exactly one is correct. If a student selects answers at …
 updated 14 days ago
 12 replies
 1 Medal
Mathematics

Loser66:
Group Title
In \(C([0,1])\) find d(f,g) where f(x) =1 and g(x) =x for <f,g> = \(\int_0^1f(x)g(x)dx\)
Please, help
 updated 14 days ago
 31 replies
 1 Medal
Mathematics

Loser66:
Group Title
How to determine whether X_n converges or diverges?( by using limit theorem)
\(X_n= \dfrac{(1)^n}{n+1}\)
Please, help
 updated 15 days ago
 21 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
How to find a sequence X_n if limsup X_n = 5 and liminf X_n =3?
Please help
 updated 16 days ago
 3 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
How to get it?
\[\large \sum\limits_{k\geq n} \dfrac{1}{2^k}= \dfrac{1}{2^{n1}}\]
Please help
 updated 18 days ago
 31 replies
 3 Medals
Mathematics

Loser66:
Group Title
Help finish the stuff, please.
I don't know how to get the final answer.
 updated 18 days ago
 52 replies
 2 Medals
Mathematics

Loser66:
Group Title
If \(A\subset B\subset R\), A is not empty set and A, B bounded above. Show that \(sup A\leq sup B\)
Please, help
 updated 18 days ago
 No Medals Yet
Mathematics

Loser66:
Group Title
Please, help
Determine X_n converges or diverges
\(X_n=\dfrac{(1)^n*n}{n+1}\)
 updated 19 days ago
 14 replies
 4 Medals
Mathematics

Loser66:
Group Title
Need help understanding the concept.
Does \(\dfrac{(1)^n}{n}\) converge or diverge?
 updated 19 days ago
 46 replies
 2 Medals
Mathematics

Loser66:
Group Title
Let A, B be sets
f:A>B
let A1,A2,....An be subsets of A…
 updated 19 days ago
 33 replies
 4 Medals
Mathematics

Loser66:
Group Title
What is 0^0 ?
is it 1 or 0?
Please, explain
 updated 20 days ago
 41 replies
 6 Medals
Mathematics

Loser66:
Group Title
Let S is a subset of [0,1] consist of all infinite decimal expansions x =0.a1a2a3...... where all but finitely many digits are 5 or 6. Find …
 updated 22 days ago
 6 replies
 1 Medal
Mathematics

Loser66:
Group Title
Show that \(X_n= e^{sin(5n)}\) has a convergent subsequence.
Please, help
 updated 20 days ago
 9 replies
 4 Medals
Mathematics

Loser66:
Group Title
Prove or disprove:
\(sup (A\cup B)\geq sup\{sup(A) , sup (B)\}\)
\(sup (A\cup B)= sup\{sup(A) , sup (B)\}\)
…
 updated 23 days ago
 24 replies
 3 Medals
Mathematics

Loser66:
Group Title
Let G, H be groups with identity \(e_G, e_H\)
Let f: G> be an isomorphism
Show a) \(f(e_G)=e_H\) I got this part
…
 updated 24 days ago
 15 replies
 3 Medals
Mathematics

Loser66:
Group Title
give an example of a group such that \(a^{1}ba\neq b\)
Please, help
 updated 24 days ago
 13 replies
 2 Medals
Mathematics

Loser66:
Group Title
How to find a cyclic subgroup of \(Z_6\)?
Please help
 updated 24 days ago
 No Medals Yet
Mathematics
 > Older questions