Mathematics
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paxtibimarce
  • Member for 2 years, 1 month
  • Last seen more than a month ago
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All Questions Answers
Score Newest
question
4
A differentiable function with $df = 0$ is locally constant
Jan 12, 2021
question
3
Show there exists differentiable $g : (0, \infty) \to \mathbb{R}$ s.t $f(\vec{x}) = g(||\vec{x}||)$ for $f : \mathbb{R}^3 \to \mathbb{R}$
Feb 20, 2021
question
3
Given $F(x)=\int\limits_x^{x^2}\frac{\sin t}{t}dt$, find $\lim_{x\rightarrow 0}F(x)$ and $\lim_{x\rightarrow 0}F'(x)$
May 24, 2020
question
3
Proving spheres are orthogonal
Nov 30, 2020
question
2
Let $X \subseteq \mathbb{R}$ s.t $X \cap (y+X) \neq \emptyset \ \forall y \in \mathbb{R}$, prove $X$ is not countable
Oct 24, 2020
question
2
Probability of a ball ever being chosen from an urn
Nov 10, 2020
question
2
How many options there are for $n$ people to shake hands exactly $r$ times?
May 23, 2020
question
2
Number of routes not passing in 3 points
May 29, 2020
question
2
Why $\sum_{n=2}^{\infty}(n-1)x^{n+1}$ = $x^3 \sum_{n=2}^{\infty}(n-1)x^{n-2}$?
Jul 2, 2020
question
2
Show that the image of a cube is almost a cube
Feb 24, 2021

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