Mathematics
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EuxhenH
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Machine Learning graduate student.

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All Questions Answers
Score Newest
answer
9
Find all positive integers $a,b,c,x,y,z$ satisfying $a+b+c=xyz$ and $x+y+z=abc$.
Sep 4, 2020
answer
6
Easier way to find amount of solutions between a line and quadratic?
Jan 3, 2019
answer
5
Doubt: Find all strictly increasing functions $f : \Bbb {Z} \rightarrow \Bbb{Z}$ such that $f (f (x)) = x + 2$ for all integers $x$ .
Sep 5, 2020
answer
5
Find all functions $f$ for which $f(x-y) = f(x) + f(y) - 2xy$ for all real numbers $x$ and $y$.
Apr 10, 2019
answer
5
An isomorphism is a mono and epi
Jul 25, 2019
question
4
Finding right inverse matrix
Oct 19, 2015
answer
4
Prove that if $A \subseteq B$ and $B \subseteq C$, then $A \subseteq C$.
Jan 7, 2019
answer
4
What is the coefficient of $x^3$ in expansion of $(x^2 - x + 2)^{10}$
Jul 26, 2019
answer
3
$x^5-209x+56$ admits two roots whose product is $1$, find them.
Sep 6, 2020
answer
3
How many ways are there to choose $k$ numbers from first $n$ natural numbers such that any two numbers differ by at most $d$?
Jan 7, 2019

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