Hello
I really hope someone can help me with this.
I am reading lecture notes and it says the following -
-12 mod 11 = 10
-1 mod 11 = 10
When I do -12 mod 11 and -1 mod 11 on my ...
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let A =
1 1 0
1 0 1
1 0 0
ie a 3x3 matrix,
boring bit : find an expression for tr(A^n) ie the trace of the nth power of matrix A. let this expression = t subscript n...
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Hey guys, Im a second year computing student and as part of our course for some ungodly reason we have to learn a module known as statistics. In a little over a week i have to sit an exam in this ...
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studying statistics and this probability question came up, any ideas?
...
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Hi,
i need to evaluate E[exp(sigma.W(t))], sigma>0, W(t) is standard brownian motion.
also can i take the expected value inside the brackets and exaluate as
exp(sigma.E[W(t)])???
Also i need ...
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ive a question thats integration by partial fractions
the equation is (3x^2-12s+1)/((s-3)(s-1)(s+1))
i was told that it should work out like
int(17/4 )/(s-3)-(3/2)/(s-1)+(1/4)/(s+1)
...
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Sorry, tis me again, but I promises this will the be that time for a while! (At least I hope!)
Having a bit of bother with this little limit;
lim(x->-2) (2x+5)/(3x^2+4x-4)
When I pl...
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I'm working with the ol' birthday problem.
I know that, P(at least two people share the same bday)
=1-P(no one shares the same bday)
Now, for n people would that make it...
1-(365-P-...
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Has anyone got the name of a good text book which takes you from probability theory to measure theory? I can find plenty which are one or the other, but most which are on the measure end are writ...
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To solve for x
(e^x+e^-x)/2=1
Any help on how to go about this?
...
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Hey everyone
I'm finishing up my maths and psychology bachelors soon (which I enjoyed) and I'm considering applying for the MA in maths. I was just wondering if anyone here has done it before. Did...
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Equation with 3 parts in it,i.e (24x^4+8x^2+16x)
I want to square the above equation,where you see ^2 that means squared or ^3 is cubed as i cant superscript it.
Is it a case of multiplying ...
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Can't figure out this question, please help!
"The Clondalkin Poker CLub lays with blue chips worth €5 and red chips worth €8. What is the largest bet that cannot be made? (Hint: use induction...
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Hi all,
Hoping you can help me, looking for an equation for the volume of a partially filled cylinder on it's side.
Thanks
d2ww
...
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im still doing integration by partial fractions
the question i have is 3x/((2x-1)(x+3))
i got an answer of (3/14)*ln(2x - 1) + (9/7)*ln(x + 3) + c
you would be able to help me out by ev...
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This a question related to a Stats package but I don't know where would be better to post it. Basically, we don't live in Ireland, but my girlfriend is doing a Masters in UCC (distance) and has o...
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solve this to understand the true meaning of life :
...
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i need help trying to work out these questions i really dont get them at the minute the examples i was given where
thanks for any help in advance .
(1)
5x/((x-1)(x+3))
(2)
3/2x^2+7x+3
...
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ive googled for this and all that but couldnt find it, does anyone know a site or free program that will display a maths formula/ equation etc properly, like when the squared is smaller and above ...
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I am reading about curves (elliptic curves) at the moment.
Some of the curves cannot be visualised, i.e. they do not look like a curve, they are just a bunch of random dots.
Does this mean...
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I am looking for some help for some simple abstract algebra. I am based in Limerick so if you could offer some help please PM me
...
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How do i find or caculate the number of subgroups from a subgroup??
...
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Hi, I'm studying for exams (last day of study week) and one of the questions that comes up is on curvature. So I need to Paramaterize the curve first...thing is I'm not sure how! I know it involve...
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I forget the easiest process to solve this. Any help appreciated.
.0615log10(29+400x/530+18x) = -.07
...
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can you guys help me with this question, its part two and I have some of the
necessary results from part one
results are
Before mass after
8.168 m/s ...
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