Loser66
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Questions Answered

DUDE..LOOK..ITS..SGTC:
Group Title
Three parallel planes is the only graph of a system that has no solutions.
…
 updated 2 days ago
 21 replies
 2 Medals
Mathematics

vera_ewing:
Group Title
f(x)=12/(4x+2) Find f(1).
 updated 2 days ago
 7 replies
 1 Medal
Mathematics

marcusnsandy:
Group Title
(1cos2x)(1cos2x)(1cos2x) =
 updated 2 days ago
 2 replies
 No Medals Yet
Mathematics

vera_ewing:
Group Title
Let f(x) = 4x + 7 and g(x) = 10x  6. Find f(g(x)).
A. 40x + 24
B. 40x + 31
…
 updated 2 days ago
 13 replies
 2 Medals
Mathematics

hmhh:
Group Title
The image below shows two parallel lines cut by a transversal. What is the value of a?
 updated 2 days ago
 1 reply
 No Medals Yet
Mathematics

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

blake57roger:
Group Title
What is the mean of the set of numbers?
{–8, –4, –3, –11}
…
 updated 3 days ago
 3 replies
 2 Medals
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 3 days ago
 3 replies
 No Medals Yet
Mathematics

Laith1995:
Group Title
what the general rule for
2+468+10+121416 .... ??
 updated 3 days ago
 7 replies
 No Medals Yet
Mathematics

neoc:
Group Title
Need some help with Stat question
 updated 3 days ago
 6 replies
 3 Medals
Mathematics

coolcrack:
Group Title
x={x:x E Z,3x^2+7x+2=0 express in roster form
 updated 5 days ago
 1 reply
 No Medals Yet
Mathematics

Loser66:
Group Title
How to prove it?
 updated 6 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 7 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 7 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 10 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 10 days ago
 12 replies
 No Medals Yet
Mathematics

naabella:
Group Title
Find probability mass function of Y if its moment generating function is M(t)=e^λ(e^t 1) +3t , λ>0 .
 updated 11 days ago
 9 replies
 1 Medal
Mathematics

HELP!!!!:
Group Title
Anyone help me finish the word problem?
 updated 11 days ago
 13 replies
 No Medals Yet
Mathematics

lizzy007:
Group Title
You can cut a pizza into a maximum of 7 peices with only 3 straight cuts. what is the greatest number of peices you make with 6 straight cut…
 updated 12 days ago
 34 replies
 5 Medals
Mathematics

lalalastudy:
Group Title
will give medal. Find the points on the curve y = tan(x), π/2 < x < π/2, where the tangent is parallel to the line y = 2x. Give all values …
 updated 12 days ago
 15 replies
 1 Medal
Mathematics

mony01:
Group Title
Products with Transposes. Use matrices to find the product of A^(T)B.
A=[1] B=[1]
[4] [1]
 updated 12 days ago
 19 replies
 1 Medal
Mathematics

zmanlane:
Group Title
PLEASE HELP DERIVITIVE Q. last resort
https://docs.google.com/viewer?a=v&pid=sites&srcid=ZGVmYXVsdGRvbWFpbnxtYmFybmVzbWF0aHxneDoyZGVhMGUyNT…
 updated 12 days ago
 30 replies
 1 Medal
Mathematics

cmorr23:
Group Title
Verify that the trigonometric function is an identity.
cos theta
…
 updated 12 days ago
 3 replies
 2 Medals
Mathematics

Idealist10:
Group Title
Partial derivative with respect to x: x^4*y^2?
 updated 12 days ago
 23 replies
 2 Medals
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 12 days ago
 5 replies
 3 Medals
Mathematics

mondona:
Group Title
HELP @ganeshie8 @Loser66 @campbell_st
 updated 12 days ago
 12 replies
 2 Medals
Mathematics

Loser66:
Group Title
How to prove:
\(x+yxy\leq x^2 +y^2\)
Please, help
 updated 12 days ago
 11 replies
 2 Medals
Mathematics

Duffy0121:
Group Title
Check my answer? Write the equation of a circle with a center at (0, 0) and a radius of 5.
My answer x^2+y^2=25
…
 updated 13 days ago
 2 replies
 1 Medal
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 13 days ago
 76 replies
 1 Medal
Mathematics

Idealist10:
Group Title
Integrate x/(x^2+y^2)^(3/2) dx.
 updated 13 days ago
 2 replies
 1 Medal
Mathematics
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