Loser66
 Name:

 School:
 About:
Most Active Subjects

 Questions Asked
 0
 Questions Answered
 1
 Medals Received
 0

 Questions Asked
 1
 Questions Answered
 13
 Medals Received
 5

 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
 83
 Medals Received
 38

 Questions Asked
 0
 Questions Answered
 29
 Medals Received
 14

 Questions Asked
 42
 Questions Answered
 181
 Medals Received
 70

 Questions Asked
 1
 Questions Answered
 33
 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
 11
 Medals Received
 3

 Questions Asked
 13
 Questions Answered
 64
 Medals Received
 35

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 14
 Medals Received
 7

 Questions Asked
 0
 Questions Answered
 3
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 349
 Questions Answered
 3707
 Medals Received
 1953

 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
 5

 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
 83
 Medals Received
 38

 Questions Asked
 0
 Questions Answered
 29
 Medals Received
 14

 Questions Asked
 42
 Questions Answered
 181
 Medals Received
 70

 Questions Asked
 1
 Questions Answered
 33
 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
 11
 Medals Received
 3

 Questions Asked
 13
 Questions Answered
 64
 Medals Received
 35

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 14
 Medals Received
 7

 Questions Asked
 0
 Questions Answered
 3
 Medals Received
 0

 Questions Asked
 0
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 349
 Questions Answered
 3707
 Medals Received
 1953

 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
Find the constant c so that f(x) is a pdf of a random variable:
f(x)= 4x^c \(0\leq x\leq 1\)
Please, help
 updated 9 hours ago
 No Medals Yet
Mathematics

Loser66:
Group Title
Let \(f(x,y ) =\dfrac{x+y}{32}\), x =1,2; y = 1,2,3,4
find \(P (1\leq Y\leq 3 X =1)\)
Please, help
 updated 7 hours ago
 16 replies
 2 Medals
Mathematics

Loser66:
Group Title
Let f(x,y)= 8x(1y) 0 < y < 1 , and 0<x< 1y
Find P(Y< X  X <= 1/4)
Please, help
 updated 17 hours ago
 108 replies
 7 Medals
Mathematics

Loser66:
Group Title
Statistics problem
Let T1,T2 be random times for a company to complete 2 steps in a certain process. Say T1 and T2 are measured in days and …
 updated 20 hours ago
 15 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
Help calculate the area of the graph of f(x,y) = 3/2
 updated yesterday
 29 replies
 3 Medals
Mathematics

Loser66:
Group Title
Let f(x,y) =3/2 \(x^2\leq y \leq 1\) \(0\leq x\leq 1\)
a)find \(P(0\leq X\leq 1/2)\)
b) find \(P (1/2 \leq Y \leq1\)…
 updated yesterday
 3 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
Let f(x,y) =(3/16) xy^2 \(0\leq x\leq 2\) and \(0\leq y\leq 2\)
find \(P(X\leq Y)\)
Please, help
 updated yesterday
 8 replies
 1 Medal
Mathematics

Loser66:
Group Title
Let f(x,y)= 3/2, \(x^2\leq y\leq1\) and \(0\leq x\leq 1\)be the joint pdf of X and Y
a) find \(P(0\leq X\leq 1/2)\)
b) Find \(P(…
 updated 2 days ago
 2 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
Need help on group theory. Problem 4.
Please, help
 updated 3 days ago
 8 replies
 1 Medal
Mathematics

Loser66:
Group Title
If B = {(x,y,z) in R^3  x^2+y^2 <1}
we define f : R^3 > R
f(x,y,z) = x^2 +y^2
…
 updated 4 days ago
 40 replies
 1 Medal
Mathematics

Loser66:
Group Title
Please, help
int (cl A) = int A?
I would like to know is there any way to figure out the answer before seeking a counterexample.
 updated 4 days ago
 63 replies
 1 Medal
Mathematics

Loser66:
Group Title
find accumulation points of the following set in R^2
a) {(p,q)  p, q rational}
b) {m/n, 1/n) m, n integers, n is not 0}
…
 updated 4 days ago
 19 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
Let B in R^n be any set. Define:\(C=\{x\in R^n d(x, y)<1 for some y \in B\}\).
Show that C is open
Please, help
 updated 4 days ago
 4 replies
 1 Medal
Mathematics

Loser66:
Group Title
Use epsilondelta to prove
\[lim_{x\rightarrow 1}\dfrac{x+5}{2x+3}=4\]
Please, help
 updated 6 days ago
 29 replies
 1 Medal
Mathematics

Loser66:
Group Title
Let X=C([0,1]), the space of continous functions on the interval [0,1], and let \(f_\infty = sup\{f(x)~~:~~x\in[0,1]\}\). Show that \(…
 updated 7 days ago
 29 replies
 2 Medals
Mathematics

Loser66:
Group Title
Please help at problem 4.2_7
 updated 10 days ago
 4 replies
 1 Medal
Mathematics

Loser66:
Group Title
Use epsilondelta to prove
\[lim_{x\rightarrow 1}\dfrac{x+5}{2x+3}=4\]
Please, help
 updated 5 days ago
 42 replies
 1 Medal
Mathematics

Loser66:
Group Title
Someone help me please.
I don't understand part (ii) > (i)
 updated 11 days ago
 1 reply
 No Medals Yet
Mathematics

Loser66:
Group Title
Let G be a nontrivial finite group. Prove that there exists subgroups G0, G1,......Gn of G satisfying the following properties:
a) \(<e>=G_0…
 updated 11 days ago
 17 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
Let G be a finite group
a) Prove there exists a normal subgroup N of G with the following property: There exists no normal subgroup N' of G…
 updated 12 days ago
 7 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
Explain me, please
 updated 14 days ago
 71 replies
 3 Medals
Mathematics

Loser66:
Group Title
Need help , please
 updated 14 days ago
 21 replies
 5 Medals
Mathematics

Loser66:
Group Title
how to use Ti 83 plus to find out chisquare distribution?
@perl
 updated 15 days ago
 21 replies
 1 Medal
Mathematics

Loser66:
Group Title
Find the distribution of W = X^2 when X is N(0,4)
Please, help
 updated 15 days ago
 34 replies
 1 Medal
Mathematics

Loser66:
Group Title
Let X equal the number of alpha particle emissions of carbon14 that are counted by Geiger counter each second. Assume that the distribution…
 updated 17 days ago
 2 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
Topology:
Let S ={(x,y) in R^2  xy >=1}
find int S
…
 updated 19 days ago
 2 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
Let N be a subgroup of a group G. Prove TFAE
a) N is normal in G
b) for each a in G, there exists b in G such that aN=Nb
…
 updated 19 days ago
 26 replies
 2 Medals
Mathematics

Loser66:
Group Title
Let S={(x,y, z) in R^3  0<x<1, y^2+z^2<=1}
find int (S) and bd (S)
Please, show me how to solve it.
 updated 25 days ago
 No Medals Yet
Mathematics

Loser66:
Group Title
Let H is subgroup generated by e, r^k j, that is \(H=<e, r^kj>\) for k =0,1,....,n1
When is H normal in \(D_n\)?
Please, help
 updated 25 days ago
 13 replies
 No Medals Yet
Mathematics

Loser66:
Group Title
Let f: G> H be a surjective homomorphism of groups. Prove that H is abelian iff the commutator subgroup G' is contained in the kernel of f…
 updated 26 days ago
 59 replies
 1 Medal
Mathematics
 > Older questions