mukushla
 Name:
 KA SEP
 School:
 Sharif university of Technology
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0 
Questions Asked

mukushla:
Group Title
why smartscore bumped up suddenly??
 updated 2 years ago
 10 replies
 2 Medals
Mathematics

mukushla:
Group Title
momentum transfer equation\[\frac{\partial (\rho \vec u)}{\partial t}=\nabla .\rho \vec u ^2\nabla P\nabla .\tau +\rho \vec g \]
 updated 2 years ago
 8 replies
 No Medals Yet
Mathematics

mukushla:
Group Title
numerical analysis
Bairstow method
…
 updated 2 years ago
 30 replies
 1 Medal
Mathematics

mukushla:
Group Title
Metamath
\[\int_{0}^{\infty} \text{J}_0(a\sqrt{1+x^2}) \ \text{d}x\]
 updated 2 years ago
 11 replies
 2 Medals
Mathematics

mukushla:
Group Title
im ridiculous...i wrote this 34 years ago and now i cant figure it out !!!! this is for solving n linear equations with n unknowns
 updated 2 years ago
 15 replies
 No Medals Yet
Mathematics

mukushla:
Group Title
how to write and call a simple function in matlab?
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

mukushla:
Group Title
write a mfile with matlab which takes a and n from user and gives the n term s of taylor series of sin(x) around x=a
 updated 2 years ago
 24 replies
 1 Medal
Mathematics

mukushla:
Group Title
how can i take divergence of a 2nd tensor
 updated 2 years ago
 11 replies
 2 Medals
Mathematics

mukushla:
Group Title
Solve this equation\[\sin^6 x+\cos^6 x=\frac{5}{8}\]for \(x \in[0,2\pi]\)
 updated 2 years ago
 10 replies
 3 Medals
Mathematics

mukushla:
Group Title
How many natural numbers \(n\) are there such that\[\sqrt{n+\sqrt{n+\sqrt{n+\sqrt{n+...}}}}\]is natuaral too.
 updated 2 years ago
 14 replies
 5 Medals
Mathematics

mukushla:
Group Title
Range of\[f(x)=\sqrt[3]{x1}+\sqrt[3]{3x}\]
 updated 2 years ago
 13 replies
 1 Medal
Mathematics

mukushla:
Group Title
ok this is mine
\[f(x)=\sqrt[3]{x1}+\sqrt[3]{3x}\]find all \(x \in \mathbb{R}\) such that \(f(x) \in \mathbb{N}\)
 updated 2 years ago
 69 replies
 5 Medals
Mathematics

mukushla:
Group Title
Range of\[f(x)=\sqrt{x^2+x+2}\sqrt{x^2+x+1}\]
 updated 2 years ago
 18 replies
 5 Medals
Mathematics

mukushla:
Group Title
dont need weird mathematics :)
\[f(x)=\sqrt{x^22x+10}\sqrt{x^22x+2}\]
find all \(x \in \mathbb{R}\) such that \(f(x) \in \mathbb{N}\)
 updated 2 years ago
 38 replies
 5 Medals
Mathematics

mukushla:
Group Title
find 2 prime numbers p,q such that
p+q=1111
 updated 2 years ago
 12 replies
 4 Medals
Mathematics

mukushla:
Group Title
Find the smallest positive integer for which\[5^32^n+3^n\ .\]
 updated 2 years ago
 20 replies
 2 Medals
Mathematics

mukushla:
Group Title
ok a nice one
Find all Pairs \((m,n)\) of positive integers such that\[\frac{n^2+1}{mn1}\]is an integer too.
 updated 2 years ago
 27 replies
 3 Medals
Mathematics

mukushla:
Group Title
before going to bed :)
Particle P satisfies the differential equation\[ \frac{\text{d}\mathbf{r}}{\text{d}t}=\mathbf{c}\times \mathbf{r}\]s…
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

mukushla:
Group Title
if\[f'(x)=\frac{1}{1+x+x^2+x^3}\],\[g'(x)=\frac{x}{1+x+x^2+x^3}\]and \(f(0)=g(0)\)
Find value of \(f(1)g(1)\)
 updated 2 years ago
 5 replies
 2 Medals
Mathematics

mukushla:
Group Title
Evaluate\[\lim_{x \rightarrow \infty} \text{Arcsin}(\frac{x+2}{x+1})\]
 updated 2 years ago
 13 replies
 3 Medals
Mathematics

mukushla:
Group Title
Evaluate\[\lim_{x \rightarrow \infty} \arcsin(\frac{x+2}{x+1})\]
 updated 2 years ago
 No Medals Yet
Mathematics

mukushla:
Group Title
Solve in Integers\[9^x3^x=y^4+2y^3+y^2+2y\]
 updated 2 years ago
 6 replies
 3 Medals
Mathematics

mukushla:
Group Title
why most of people changed they avatar to "i hate math" ???
 updated 2 years ago
 7 replies
 2 Medals
Mathematics

mukushla:
Group Title
Range of this function\[f(x,y)=\lfloor \frac{xy}{1+x^2+y^2} \rfloor\]
 updated 2 years ago
 No Medals Yet
Mathematics

mukushla:
Group Title
Evaluate\[\lim_{x \rightarrow 0}x\lfloor \frac{1}{x} \rfloor\]
 updated 2 years ago
 12 replies
 3 Medals
Mathematics

mukushla:
Group Title
Determine all positive integers \(n\ge 3\) for which\[1+\dbinom{n}{1}+\dbinom{n}{2}+\dbinom{n}{3}\]is a divisor of \(2^{2000}\)
 updated 2 years ago
 46 replies
 2 Medals
Mathematics

mukushla:
Group Title
suppose that \(a,b,n \in \mathbb{N}\)\[\gcd(a,b)=1\]and\[ab=n^2\]a,b must be some perfect squares
"and a quite simpler method offerd by @el…
 updated 2 years ago
 13 replies
 8 Medals
Mathematics

mukushla:
Group Title
Find all prime numbers \(p\) such that\[\frac{2^{p1}1}{p}\]is a perfect square
 updated 2 years ago
 62 replies
 2 Medals
Mathematics

mukushla:
Group Title
how many primes are there in the form\[m^4+4n^4\]
 updated 2 years ago
 17 replies
 3 Medals
Mathematics

mukushla:
Group Title
this one is about factoring also...but a little bit nicer and harder\[p^x=y^4+4\]\(p\) is a prime...\(x,y\) are natural.
 updated 2 years ago
 51 replies
 3 Medals
Mathematics

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