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Top Questions
15
votes
If $f\in \mathbb{Z}[X]$ has the property that $|f(x)|<1, \forall x\in (-2, 2)$, then prove that $f=0$.
abstract-algebra
polynomials
asked Sep 11, 2020 at 15:58
math.stackexchange.com
13
votes
If $A,B \in \mathcal{M_2}(\mathbb{R})$ and $A^2+B^2=AB$, does it follow that $A$ and $B$ commute?
linear-algebra
matrices
asked Apr 3, 2020 at 16:34
math.stackexchange.com
11
votes
A problem from the Shortlist of the Romanian Mathematics Olympiad
real-analysis
inequality
definite-integrals
contest-math
integral-inequality
asked Mar 11, 2020 at 11:42
math.stackexchange.com
5
votes
Compute $\lim \limits_{n\to \infty} \int_3^4 (-x^2+6x-8)^\frac{n}{2} dx$
real-analysis
calculus
limits
definite-integrals
asked Mar 30, 2020 at 9:45
math.stackexchange.com
Top Answers
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