Please post any and all homework or other textbookstyle problems in one of the Homework & Coursework Questions...

Feb2313 09:23 AM
micromass

1 
33,250 
So for a while i have been wondering if there was a way to find a point a certain distance along a linear function, so...

Aug310 12:21 AM
physicisTboB

17 
24,948 
Hello,
I am having trouble understanding how to solve second order nonhomogeneous linear differential equations. I...

Jan2704 06:24 PM
wubie

5 
24,769 
Hello,
This might sound like a dumb question but can one learn Linear Algebra before Calculus?
Thank you.

Jun2008 10:47 PM
maze

9 
24,697 
In my teacher's office hours, I expressed some disappointment that she was going to skip one of the "application"...

Mar1510 01:54 PM
George Jones

80 
24,473 
I'm wondering why we teach algebra students that they MUST rationalize the denominator of a fraction containing a...

Apr811 02:16 PM
symbolipoint

20 
24,366 
Has anyone read their Sunday comics yet today? Here are the first three frames of Dilbert:
1. Boss: Your project...

Jun1806 04:22 PM
BSMSMSTMSPHD

7 
24,302 
Hello there
I am trying to figure out this but am having some difficulty. Your help would be much appreciated.
I...

Apr1309 03:54 PM
biomechs

18 
24,179 
Hi! I'd a look at complex numbers and can't understand how they can be applied to "the real world". Can anyone give me...

Nov309 09:46 AM
Mark44

7 
24,169 
Hello there my fellow complex number comrades,
I was just wondering, what are the key differences between a...

Aug1209 02:54 PM
ScienceNerd36

28 
24,158 
Ok, I know this seems very obvious to most people, but I have a problem understanding it.
First of all: I have not...

Nov1908 04:55 AM
arildno

69 
24,035 
What's the difference between arcsin and inverse sin?
arccos and inverse cos?
arctan and inverse tan?

Dec2304 02:38 PM
dextercioby

2 
24,005 
Does the equation
a3 + b3 = c3
(where a, b and c are constants) have any general geometrical significance?

Sep412 01:45 PM
micromass

54 
23,997 
Heya's
how would one go about spanning a vector say 'u' onto a plane spanned by vectors v1 and v2.
I have a...

Oct1910 11:11 PM
schemeng

4 
23,926 
ok guys im an old guy that is useless at maths so i'd like your help.
I have searched the net and this forum and i...

May2813 04:10 PM
rcgldr

21 
23,899 
and, consequently, infinitely many.
I am new to proofs so could you please check if this proof is correct?
Let x...

Jan2112 07:55 AM
micromass

26 
23,850 
In the course I'm taking, we are already done with Lebesgue integration on R, and while we have proven that for...

Dec107 02:53 AM
teleport

39 
23,588 
Hi there guys. My first post here. I heard this forum was really helpful so i've signed up lol.I'm trying to get to...

Aug1107 09:54 PM
JonF

12 
23,544 
Hi,
would anyone be able to explain how to evaluate a function using orthogonality (i.e. using orthogonality to...

Jun1209 10:49 PM
Bob S

3 
23,457 
I have a TI graphing calculator and I'd like to graph the following equation,...
x^3+y^33xy = 0
I'm not sure...

Dec204 07:27 PM
NeutronStar

5 
23,393 
I hope you could help me on this.
Is there anyone can tell how to calculate azimuth and distance of two points on...

Dec1207 12:31 PM
flowjon

5 
23,364 
Have a question about usage of mathematical jargon...
what are the differences between usage of "so that" and "such...

May3109 08:48 PM
symbolipoint

8 
23,324 
hi peeps. just a quick one.
(a) how would you go around working out the fourier for exponential functions..
simply...

Dec911 12:21 PM
rayman123

4 
23,313 
I am trying to find the best algorithm that will find the prime numbers just for fun..
I am not a programmer so...

Sep2308 12:52 PM
chaoseverlasting

20 
23,291 
Who is pi derived, and what exactly is pi.

Dec2708 07:54 AM
HallsofIvy

14 
23,250 
Does anyone know how to derive the spherical unit vectors in the cartesian basis? Or a good link that might show how...

May2511 03:53 PM
saduma

4 
23,172 
When trying to determine whether a number is prime or not, the following algorithm is often used: Test all numbers up...

Aug104 11:19 AM
Dburghoff

3 
23,057 
How do we come to 4.pi.r^2?

Aug1607 02:33 PM
ron_jay

7 
22,869 
I know that shape function is a function that will give the displacements inside an element if its displacement at all...

Jun305 07:39 AM
PerennialII

1 
22,795 
hi,
is there any way to find the cube roots of a complex number WITHOUT converting it into the polar form? i am...

Nov406 11:52 PM
murshid_islam

13 
22,779 
Hi.
If the radius of a circle is known and it's also known that its center is at X:0, Y:0, how can the points that...

Apr2309 07:21 PM
ikhal

18 
22,738 
Once again my professor asked us to ask 6 people the following question and see how they answer it so if you could...

Feb2010 02:18 AM
robert Ihnot

16 
22,625 
Hi guyz, I have a small question,
In spherical coordinates if we define 2 vectors such as magnetization of a shell...

Mar2807 12:35 PM
Reuske

7 
22,603 
In a given rightangled triangle, the length of the hypotenuse is 10 and the length of one of the heights is 6. What...

Feb404 12:50 AM
curiousbystander

35 
22,602 
I've tried looking through my book to see how to do these, but I just can't find it. Any help would be appreciated:
...

Jan305 05:19 PM
rachmaninoff

4 
22,298 
The centroid of a semicircle is noted at being (4r)/(3 pi)  http://en.wikipedia.org/wiki/List_of_centroids. However,...

Jul2009 02:26 AM
AUMathTutor

1 
22,208 
1).Find the coordinates of the point A on the line x= 3 such that the line joining A to B(5,3) is perpendicular to...

Mar1905 04:26 AM
A_I_

18 
22,025 
1 7
 < this is step one... multiply the tens place times each other. =10X10
1 7 X
now we...

Mar1506 03:51 PM
zcomponent

4 
21,853 
2x4 is the same as 4+4 right? they both equal 8 right? by what logic does 2 x 4 = 8. I know its a rule. but why?!?!...

Jun907 06:47 PM
chroot

26 
21,835 
HELP! i know this is an easy question to solve but i need some help. THANKS for any help in advance!
QUESTION:...

Mar1305 08:10 PM
Jameson

2 
21,683 
Hi there,
We are about to use that sigma sign in chemistry we have however not got told about it in math. SO...

Oct206 01:06 PM
Data

10 
21,581 