Question

Prove that the given set is measurable and has measure $0$.

score 59 · Answer 1 · 2026-04-15 13:51:39

59

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Prove that the given set is measurable and has measure $0$.

Published on 15 Apr 2026 - 13:51

score 371 · Answer 2 · 2026-04-12 11:26:15

371

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Olympiad Math Problem About Simultaneous Equations

Published on 12 Apr 2026 - 11:26

score 89 · Answer 3 · 2026-04-15 09:48:26

89

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Using the fact that $\sum_{k=1}^{n}\frac{1}{k}\approx\ln n,$ can two inequalities corresponding to the two main logarithmic identities be proven?

Published on 15 Apr 2026 - 9:48

score 74 · Answer 4 · 2026-04-11 22:24:20

74

Views

Equation to find how many cubes can be used to create a bigger cube

Published on 11 Apr 2026 - 22:24

score 89 · Answer 5 · 2026-04-15 18:40:38

89

Views

How to show that $\left| \frac{-x^2y-y^3+y}{x^2+y^2} \right| < \pi$?

Published on 15 Apr 2026 - 18:40

score 88 · Answer 6 · 2026-04-14 15:32:11

88

Views

Ways to arrange AABBBCCCDD?

Published on 14 Apr 2026 - 15:32

score 57 · Answer 7 · 2026-04-15 06:51:52

57

Views

Question on convex polyhedra - how would I approach this?

Published on 15 Apr 2026 - 6:51

score 228 · Answer 8 · 2026-04-16 23:02:24

228

Views

T/F: If $(x_n)$ is a positive real sequence s.t. $\sum x_n$ converges, then $\exists N$ s.t. $x_{\left\lceil\frac{1}{x_N }\right\rceil}<\frac{1}{N}.$

Published on 16 Apr 2026 - 23:02

score 74 · Answer 9 · 2026-04-13 10:29:14

74

Views

Integers summing up to multiple of $12$.

Published on 13 Apr 2026 - 10:29

score 34 · Answer 10 · 2026-04-12 09:27:48

34

Views

Maximization problem in order to find the norm of a linear functional.

Published on 12 Apr 2026 - 9:27

score 38 · Answer 11 · 2026-04-17 06:39:53

38

Views

Values of $a,b,c,d,e$ such that the sequence $f(n)=\frac{a g(n-1,n)+b g(n,n+1)}{c g(n-1,n)+d g(n,n+1)+ e}$ is nonincreasing

Published on 17 Apr 2026 - 6:39

score 66 · Answer 12 · 2026-04-17 04:50:06

66

Views

Suppose $x_n>0$ and $\sum_n x_n$ converges. T/F: $\forall\varepsilon>0,\exists\ N,\ \exists\ M\in [N,N^2]$ s.t. $\frac{x_M}{x_N}<\varepsilon.$

Published on 17 Apr 2026 - 4:50

score 1.2k · Answer 13 · 2026-04-10 12:16:03

1.2k

Views

Creating and Solving Equation from Word Problem

Published on 10 Apr 2026 - 12:16

score 112 · Answer 14 · 2026-04-12 21:14:18

112

Views

Problem Solving with Linear Equations... If she earns a total of $74, how many lemonades does she sell?

Published on 12 Apr 2026 - 21:14

score 46 · Answer 15 · 2026-04-14 15:52:05

46

Views

How do we solve $xa^x = b$ for $x$?

Published on 14 Apr 2026 - 15:52

List Question

Prove that the given set is measurable and has measure $0$.

Olympiad Math Problem About Simultaneous Equations

Using the fact that $\sum_{k=1}^{n}\frac{1}{k}\approx\ln n,$ can two inequalities corresponding to the two main logarithmic identities be proven?

Equation to find how many cubes can be used to create a bigger cube

How to show that $\left| \frac{-x^2y-y^3+y}{x^2+y^2} \right| < \pi$?

Ways to arrange AABBBCCCDD?

Question on convex polyhedra - how would I approach this?

T/F: If $(x_n)$ is a positive real sequence s.t. $\sum x_n$ converges, then $\exists N$ s.t. $x_{\left\lceil\frac{1}{x_N }\right\rceil}<\frac{1}{N}.$

Integers summing up to multiple of $12$.

Maximization problem in order to find the norm of a linear functional.

Values of $a,b,c,d,e$ such that the sequence $f(n)=\frac{a g(n-1,n)+b g(n,n+1)}{c g(n-1,n)+d g(n,n+1)+ e}$ is nonincreasing

Suppose $x_n>0$ and $\sum_n x_n$ converges. T/F: $\forall\varepsilon>0,\exists\ N,\ \exists\ M\in [N,N^2]$ s.t. $\frac{x_M}{x_N}<\varepsilon.$

Creating and Solving Equation from Word Problem

Problem Solving with Linear Equations... If she earns a total of $74, how many lemonades does she sell?

How do we solve $xa^x = b$ for $x$?

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