Right, I'm stuck on a problem which I won't get a solution to for a week. The damn thing's going to be stuck in my head until I get a solution, and I have better things to do this week.
Here's whe...
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Sorry i thought putting a new post would lighten this for me
in attached doc , i don't understand how he makes the first connection marked in red.
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Anyone know a good site for a definition of area under curves ?
I know how to do it , but the explanation of what is going on in Strouds book
ENGINEERING MATHS leaves some detail out ?
...
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First, I must say I feel mentally raped on this site. The obvious intellect of each thread, in addition to how thoughtful each post and response is truly intimidating, to say the least.
I did stu...
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stuck on these two....
1. Solve for x,
log2 x=log 4 x+6
that is log of x to base 2 is equal to log of x+6 to base 4
2. simultaneous;
log2 x - log2 2=log2 (1-y) and log2 x + log2...
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I was interested in the value function, (2p-1)ln((p-1)/p). It is of interest in the thermodynamics of material purification. Does anybody know where I can learn more about the statistical-mechanics...
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Sorry to bother you folks but what is the importance of Napiers Constant?
I came across it again a few days ago after only hearing about it very briefly in school (many years ago now).
I t...
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does anyone know why when constructing a portfolio its assumed that the return of the assets follow a normal distribution?
Cheers in advance
...
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You slice a sphere (apple etc) 10 times (without removing pieces).
The minimum number of slices generated is 11 (with none of the slices intersecting).
But what's the maximum number of pieces ...
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what is the advantage of graphing the Ln of a function as opposed to the variable itself. I have to graph Q vs time and LnQ vs time. so what is the difference and advantages of this. thanks
...
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Hello, I am trying to find a graph tool that will take input from a table, generate a curve, smooth the curve and output to a file but ...... I have data in the X axis in 10 degree increments and ...
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Hello all, I have a little problem with the sum below;
Using complex exponential notation show that vibration with “complex frequency” f = 2 + j(1/2pi) Hz is equivalent to vibration w...
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Hey. I am just wondering I recently solved a magic square using simultaneous equations. I don't know any other way of doing these things and never done them before. Now the solution I got works. ...
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Here's a list of some of the stuff going on around the country:
http://www.mathsweek.ie/eventviewer.cfm [http://www.mathsweek.ie/eventviewer.cfm]>
If anybody knows of anything else they sh...
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How do approximate the long run state of a matrix
eg.
|.9 .1|
|.2 .8| = A
so
Z = I + A + A^2 + A^3 + ... + A^n
AZ = A + A^2 + A^3 + ... + A^n
Z - AZ = I
Z(I - A) = I
Z...
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As I understand it, the standard deviation is basically the average distance of a range of numbers from its mean. So, to get it you get the average of those numbers. For each value in the range,...
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and why is (-1)x(-1)=1
...
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Hi guys,
Looking for a bit of advice.
A cousin of mine has just completed him junior cert and gone into 4th year. he has been having trouble with the Maths curriculum specifically trig an...
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Ok, this is absolutely wrecking my head.
Lets say we have an arbitary function (well array in this case), but anywho.
f(x) is defined from 1 to T, T being the length of the array.
I wa...
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I know it's a long shot, but has anyone perchance come across a nice proof of the PNT? Assuming it has been proven...
The only one I've found seems to assume Riemann's Hypothesis, which doesn't...
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What is morality, really? Each person would have a different set of morals, I suppose. So if I think gay marriage is right, but a majority doesn't, do I have bad morals? How do you define good morals ...
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Default maths question
some1 help me plz im stuck
sketch the relation:
...
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Hi,
Just after completing a masters in maths-physics in UCD,
I'm available to give grinds in junior or leaving cert maths, or third level maths (not financial).
PM if interested, or ring 087...
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1. The problem statement, all variables and given/known data
This is a question I had in a mathematics quiz I participated in today.
The river bank of a river on the west coast is under observati...
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So I have another U substitution.
LaTeX Source CodeThe following code was used to generate this LaTeX image:[tex]\\int sec^3(2x)tan(2x)[/tex]LaTeX code reference [javascript:;]>');"> this one is a...
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