Traxter
 Name:
 Dan Brady
 School:
 University of Liverpool
 About:
 Studying for a Master's degree in Mathematics, also a Maths tutor for a range of levels.
188 helpers are online right now
75% of questions are answered within 5 minutes.
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Questions Answered

katlin95:
Group Title
pwease help?? hard question:) best answer!
The next paragraph is an explanation of why this construction creates an equilateral triangle.…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

krishnapatel:
Group Title
Prove that, if T is an orthogonal transformation on R2 such that D(T) = 1, there exists an orthonormal basis for R2 such that the matrix of…
 updated one year ago
 9 replies
 No Medals Yet
Mathematics

Traxter:
Group Title
Really need help with manifolds.
Let \(M\) subset of \(R^{n+p}\) be the zero set of a \(C^{\infty}\) mapping \(g:R^{n+p} \rightarrow R^p\).…
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

Fang02:
Group Title
Which can be used to directly prove that angle one ≅ angle eight?
o Alternate Interior Angles Theorem
…
 updated one year ago
 9 replies
 1 Medal
Mathematics

lilly3035:
Group Title
Help with domain and range?
y= square root of 4x+3
I got domain of x>=3/4
…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

headge:
Group Title
CHILDREN OF OPENSTUDY
Sketch the graph of y=x^2+6x+5 giving the equation of the axis of symmetry and the coordinates of the vertex.
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

sauravshakya:
Group Title
In how many ways can u arrange m black bead and n white bead in a necklace?
 updated one year ago
 76 replies
 2 Medals
Mathematics

Traxter:
Group Title
Topology/Manifolds Question:
Find for which \(a\) the subset of \(R^3\) given by the equations:
\[x^2+y^2+z^2=1\]
…
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

ethayer:
Group Title
how do I simplify sqrt(1cos^2(2x))? I think I should get sin(2x)
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

Fellowroot:
Group Title
Does anyone know of other websites like Openstudy. Where you can ask questions and get help for free or tutor people for free?
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

Traxter:
Group Title
padic Analytic Number Theory:
I would greatly appreciate any help with this, it's driving me crazy.
For \(r>0\) let \(B_{r}(x)\) denote \((…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

UnkleRhaukus:
Group Title
\[\forall A[(A \wedge A)\Leftrightarrow(A\vee A)]\]?
 updated one year ago
 31 replies
 1 Medal
Mathematics

Martinez4Life:
Group Title
mx+4y=3c, for x
 updated one year ago
 2 replies
 2 Medals
Mathematics

remnant:
Group Title
Taylor series and integration question
 updated one year ago
 7 replies
 1 Medal
Mathematics

johnnyjlg:
Group Title
Write an equation of the line that passes through the point (0, 7) and is parallel to the line that passes through the points (5, 2) and (3…
 updated one year ago
 1 reply
 1 Medal
Mathematics

InsanelyChaotic:
Group Title
* I'll answer your questions pertaining to English, Psych, and Philosophy if you help me with mine?
(My answer is D)
…
 updated one year ago
 33 replies
 No Medals Yet
Mathematics

chicagochica5:
Group Title
Find the product.
 updated one year ago
 9 replies
 1 Medal
Mathematics

InsanelyChaotic:
Group Title
Please assist me? I'll answer anything related to English, Psychology, or Philosophy in return? ;)
Solve 2x + 5y = 10 for y.
…
 updated one year ago
 19 replies
 No Medals Yet
Mathematics

sauravshakya:
Group Title
"Let S be a set of n pairwise distinct positive integers. Prove that there exists a subset T in S, such that the sum of elements in T is di…
 updated one year ago
 8 replies
 4 Medals
Mathematics

ktnguyen1:
Group Title
Please help!!!
Can you help me to explain the percentile!!!
 updated one year ago
 4 replies
 1 Medal
Mathematics

sue101:
Group Title
The vertices of a triangle are P(–7, –4), Q(–7, –8), and R(3, –3). Name the vertices of the image reflected across the line y = x.
P'(4,…
 updated one year ago
 3 replies
 1 Medal
Mathematics

tsolrm:
Group Title
Show that a positive integer is divisible by 3 if and only if the sum of its decimal digits
is divisible by 3
 updated one year ago
 8 replies
 1 Medal
Mathematics

eexiam:
Group Title
evaluate the integral: sin^2 (k) dx between 0 and 2pi
 updated one year ago
 14 replies
 No Medals Yet
Mathematics

FaithIsASiren_OhKellin?:
Group Title
6 = x + 2 / 3
x + 2 is on top divided by 3 which is on bottom. help please? & thanks.
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

JessicaChen:
Group Title
Please Help (True Or False)
Determine if the conditional statement is true or false given the following:
…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

cazil:
Group Title
Is there a way to solve this with one variable?
The sum of Carl's age and Ellen's age is 40 years. Carl's age 10 years from now will be 1…
 updated one year ago
 4 replies
 1 Medal
Mathematics

dydlf:
Group Title
how come the domain of ln(x)ln(x1)=y isn't the same with ln(x/(x1)) ?
http://www.wolframalpha.com/input/?i=ln%28x%2F%28x1%29%29
…
 updated one year ago
 25 replies
 3 Medals
Mathematics

CourtneyNicole:
Group Title
Which diagram below shows the first step in parallel line construction on a point outside a line?
https://www.connexus.com/content/media/33…
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

rcb95:
Group Title
 x  + 2 >  x  for all real numbers x.
True or False
 updated one year ago
 1 reply
 1 Medal
Mathematics

ParthKohli:
Group Title
When is \(\exp x\) used, and when is \(e^x\)? Yes, they are just different notations, but still...
 updated one year ago
 8 replies
 2 Medals
Mathematics
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