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

Feb2313 09:23 AM
micromass

1 
33,247 
http://www.geocities.com/dr_physica/moa.zip
is a delphi program showing how my method of approxim outperforms/beats...

Apr2503 03:10 PM
Sting

4 
3,460 
What the heck is the door code?
http://www.physicsforums.com/attachment.php?attachmentid=53382&stc=1&d=1353982142

Nov2712 02:06 AM
Borek

8 
912 
I wrote the function y^50=x^25x9. I found a large gap between the function from the xaxis to the end of the curve....

Jun1207 08:15 AM
uart

10 
1,634 
I dropped out of Grade 13 (aka OAC) in Ontario a few years agoleaving school with a grade 12 diploma and no math...

Jul2304 12:07 PM
singleton

6 
1,612 
where X ~ N (μ, σ2)
I know that if X is random variable, the first central moment E(XE(X)) = E(Xμ) is zero. But I...

Mar2808 05:53 PM
quadraphonics

1 
1,360 
In response to the below quote I have written this. The idea that arguing is "spreading misinformation" is ridiculous...

Mar2911 04:46 PM
HallsofIvy

109 
11,264 
as concept in http://home.comcast.net/~lcopes/SciMathMN/concepts/concepts.html kregular bipartite graph is a graph...

Apr2204 02:45 AM
abcit

0 
3,717 
I was wondering whether a sequence like
x_n=n\sin n
converges* to infinity or diverges.
I'm pretty sure it goes...

Jun2211 07:53 AM
HallsofIvy

9 
861 
I want an intuitive understanding of why the lowest common multiple of two numbers is equal to the two numbers...

Jan610 01:24 PM
Juwane

14 
4,666 
To what length do you have to know Algebra in order to begin teaching yourself the basics of Calculus? How much...

Mar2303 01:04 PM
Sting

10 
15,553 
If you have not read my previous threads, you should know I am in 8th grade. For one, I have been wanting to do this...

Nov910 10:39 PM
bpet

7 
5,330 
I want to measure salt brines. I can measure specific gravity and degrees Fahrenheit. I need a formula that I can...

Sep508 06:47 AM
Borek

3 
1,659 
I'm a math/physics major, and I just finished my freshman year of college. I have almost 4 months off, so I decided...

May1405 01:41 PM
Crosson

7 
3,350 
I am able to use a variety of methods to check to see if a series converges, and I can do it well. However, it's not...

Dec411 09:08 PM
chiro

2 
953 
I have disocovered a formula for Pi(x) function in number theory...where could i send it?..in fact i thinks there was...

Jul603 08:33 AM
selfAdjoint

11 
10,138 
I am starting imaginary numbers in school and I wondered, what is x=ii

Jun2503 04:40 PM
Lonewolf

6 
8,228 
I should say that I've never really try to "prove" many math theorems from my own point of view. Usually, I will just...

Aug2911 08:31 AM
jambaugh

1 
934 
So there are three guys fresh out of college who want to save money, so they decide to rent a room. The room costs 30...

Jan1907 01:37 PM
cristo

7 
1,488 
I think there is some thing wrong in this exercise which I met by chance in a book of Calculus and analysis while...

Jan2012 10:34 AM
MIB

4 
1,193 
I think it's my ignorance of not accepting that I can't do it, because I'm almost certain that it cannot be done, yet...

Dec2609 10:50 AM
Gerenuk

1 
820 
Hello, I know the stuff about how trisecting angles using only a compass and straightedge is impossible. So then...

Oct1207 11:12 PM
111111

5 
1,533 
21 is on, you know the old situation where you're given three choices, you make your choice, then one of the incorrect...

May1511 10:58 PM
yenchin

9 
1,740 
hey guys, I'm new here but whatever, who cares.
ANYWAYS, I have this math question on hybrid functions.
I...

Mar405 04:45 AM
lilsheltie

12 
1,485 
Anyways I always thought this story was cute, but I was wondering how you would solve the math problem?...

Nov412 07:09 PM
lurflurf

2 
940 
I saw somewhere triple line integrals, 3 integrals with a circle(the symbol) , may you tell me exactly what are...

Aug2909 04:52 PM
LSE1234

5 
1,712 
Okay, so... I'm not sure this is even the proper place to post this, but I do know this is the proper place to...

Nov2212 12:48 PM
mfb

1 
888 
Hey!
Can anybody help me with this????
I need to simply the following expression:
(x^4 + x^2y^2 + y^4)/(x^2 ...

Jul306 09:27 PM
Hurkyl

5 
961 
I know this is an old topic discused someway in my post before..but i would like to open a general topic about this...

Apr1206 11:43 AM
matt grime

21 
3,955 
Hi all,
For a project, I need to learn what quaternions are, and how they are used and manipulated. All I've had in...

Oct303 07:45 PM
chroot

6 
1,553 
Hi everyone. Let me start by saying that my math is quite rusty to say the least. I got through high school math...

Oct405 06:22 PM
Ouabache

4 
1,410 
Hello, as the title says anyone have suggestions for a good, easy to understand textbook for AP Calculus???
Thanks...

Jul406 08:08 PM
Tensaiga

0 
3,499 
Hi,
I just need a little help in getting some sums. Can anyone of you give me a site where I can find sums in Log...

Feb2306 12:22 PM
arildno

5 
996 
I need some help with these two questions:
tan2A=cot40(40degrees)
and
cosec^2x=1

Oct1204 06:23 AM
omicron

8 
1,335 
At the 2:00 time mark of this video...
http://www.youtube.com/watch?v=hc7jIg7j544
...there's as formula that we're...

Jan1811 01:55 PM
Cosmored

53 
1,645 
Hi every body , I had alot of equations to solve yesterday
becouse that i was preparing my self for my exam this...

Oct409 05:46 PM
tinytim

3 
725 
Hi guys!
I have the most irritating problem. :grumpy: I'm studying correspondence and need to submit assignments...

Mar706 01:54 AM
waimang

14 
14,019 
Can anybody give me the name of a few web sites that have all the mathamaticle sybols and terms as well as what those...

Feb2305 12:15 AM
Crosson

8 
1,261 
I invented a number system in 2008 and I've never shared it with the public I thought I might as well...I had my...

Dec2411 07:25 AM
micromass

24 
2,742 
I am taking physics for the first time and I am taking it online which probably isnt the smartest way to go...but to...

Jul210 08:47 PM
rock.freak667

4 
1,508 
1/a+h+9  1/a+9 divide by h
This is a function and I suppose to calculate the value. But im stuck. Thanks for your...

Sep1603 11:39 AM
HallsofIvy

7 
2,208 