Register to Post Thread


- Elementary functions. Calculating limits, derivatives and integrals. Optimization problems
RSS Feed Icon
Meta Thread / Thread Starter Last Post Replies Views
Jan16-12 Greg Bernhardt
Please post any and all homework or other textbook-style problems in one of the Homework & Coursework Questions...
Feb23-13 09:24 AM
1 46,272
How can I show that 1+\frac{n}{1!}+\frac{n(n-1)}{2!}+\frac{n(n-1)(n-2)}{3!}+...= 2^{n} This comes from proving...
Aug9-07 10:36 PM
2 1,396
3 + 2 log (base 2) X = log (base 2) y how can this show, that y = 8X squared??? Please help! :confused:
Feb5-05 09:55 AM
4 1,404
I'd like to delete it.
Apr20-04 02:41 PM
0 2,607
For a kinematic problem I obtained the following equations: p1=- r*sin(theta_c) - d*cos(psi_a)*sin(theta_a)+c1...
Feb23-11 02:49 PM
2 885
(1) \alpha(t-t_{0})=\int_{R_{0}}^{R(\Theta)}\frac{du}{u\sqrt{a^ 2-u^2}} (2)...
Oct7-04 07:21 AM
4 1,180
let,s suppose we have the equality: f(x)g(x)=H(x) now we have that f(x) and H(x) have no Mellin transform..then...
Jul12-05 04:26 AM
2 971
FIRST What is the HIGHEST root? If there is a highest root, are there available any LOWEST root? Say, what is the...
Oct1-07 09:55 AM
6 1,678
let I be an interval in R, let f: I --> R and let c belong to I. suppose there exists a constant K and L such that...
Mar9-05 04:50 AM
matt grime
1 1,540
I am completely self taught in Calculus, but I would like to have a better understanding of it before I go to College....
Nov27-13 02:41 AM
5 614
Given two points in 3D, is there a way to find the slope of that line.
Jul29-12 03:46 PM
3 880
Hi. How do we argue that \nabla^2\frac{1}{r} is a three dimensional delta function? I have seen some people do it...
Jul31-09 06:11 PM
5 2,165
i don't really understand the dirac delta function in 3D. is it right that integral of f(r)d3(r-a)dt = f(a) ...
Mar13-11 11:20 PM
6 3,677
I have a nifty expression \frac{1}{r} = \frac{\rm{erf}(r/\alpha)}{r} + \frac{\rm{erfc}(r/\alpha)}{r} I can...
Nov24-10 09:28 AM
0 629
Hi, I'm pondering the relation for the surface integral of a membrane \sqrt{1+\nabla \psi \cdot \nabla \psi}...
Nov18-10 11:55 AM
3 1,355
I am attempting to write a C++ routine that will take a rectangle cube 3"x 2"y 1"z and rotate it by 90 degrees at a...
Feb9-10 07:08 PM
0 581
Hello everybody, I am studying a theorem and I want to convert a function of one variable into a function of two...
Oct18-10 07:27 AM
3 923
I am having trouble getting started with this problem.. I guess I'll explain it first. Find one possible matrix A...
Apr30-05 11:15 AM
1 2,213
Hey guys girls and thanks in advance (Sorry if this post is in the wrong area) Ive been working with splines in 2D...
Mar24-12 05:49 PM
0 759
Hello! I tried to develop equations of motion of system of wheels, where the first one with radius of r is rotated...
Apr8-12 08:31 AM
1 682
If I put these 2 lines in to it comes up with a solution x = 1 + 2t , y = 2 – t , z = t ; x = -2...
May21-11 11:41 AM
2 741
Does a theorem exist for the derivation of a second or third derivative equation, without having to first derive the...
May22-05 06:14 PM
12 4,229
(note for editor; this is not a homework problem, this is bred out of my desire to visualize 3space) Hello fellows,...
Jan29-12 07:04 PM
12 2,278
So each of three formulas has three variables. I am trying to picture this geometrically as if it were position...
Jul28-08 02:25 PM
3 2,055
I would just like to know what the 4 dimensional curl is? I believe it is a matrix but I am not completely sure. ...
May14-12 08:48 AM
6 2,070
Hi guys :) Dont know mutch about statistics and i thought some of you might be able to help. I hope i am not off...
Jan14-13 06:09 PM
9 39,848
x = r1cos(omegat) + r2cos(2omegat) y= r1 sin (omegat) + r2 sin (2omegat) 1) Is this the equation of the graph of...
Sep19-06 10:23 AM
10 1,308
It has been at least 5 years since my last math class and I am kinda struggling. The question is: Use the...
Sep9-04 06:26 AM
4 796
The qeustion was what is the 50th dy/dx of F(x)=Cos(2x) this is what i did 1st------dy/dx=-2Sin(2x)...
Jul17-04 09:48 AM
4 3,081
Hello ppl, I'm trying to solve these 6 improper integrals using calculus of residues. OK, I have actually got 7...
Apr26-07 09:32 AM
4 1,663
hi, im trying to find out how to get the inverse of the series 1/1+1/2+1/3+1/4.... i know the output of 30 is...
Jun12-08 09:28 AM
5 2,785
Here is the question: At what point does the curve y=e^(32x) have maximum curvature? I have tried this method:...
Feb11-12 06:38 PM
11 1,790
I have a question about a "game" I've thought up and I want to know if my logic is right, because if I'm wrong I fear...
Sep23-12 01:52 PM
0 818
Here is the problem: Suppose that g is a diffeomorphism on R^n. Then we know that its jacobian matrix is everywhere...
Apr14-08 07:57 AM
4 1,925
Are there any natural number solutions for A + B + C + D = A x B x C x D besides {1, 1, 2, 4}? What class...
Mar26-08 03:47 AM
8 6,550
I'm a researcher of telecommunications. I was stumped by calculation of an integral when doing some proof. Would...
Feb25-09 05:32 AM
0 1,086
Thought someone might enjoy this: I'm working through my multivariable calc textbook but got stumped for a bit by...
May19-10 01:58 AM
10 8,714
I am not sure where to post this question, but I found this site through a google search. I ran across an equation...
Jun7-12 12:26 PM
1 784
Okay, I am new to calculus so can you guys just explain something to me. What is exactly are you doing to a...
Jul29-10 01:30 PM
12 1,913
How would I show that the series whose terms are given by (cos n)/(1+n) does not converge absolutely? Thanks so much!
Nov26-06 03:29 PM
5 1,359
By definition, the sum of any two vectors of a vector space will be a vector in the same vector space. But does this...
Feb17-10 05:55 AM
3 1,208

Register to Post Thread
Bookmark and Share

Display Options for Calculus Mentors
Showing threads 81 to 120 of 12793 Mentors : 2
Forum Tools Search this Forum
Search this Forum :
Advanced Search