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electrical apprentice
  • Member for 3 years, 3 months
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  • Osaka, Japan
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23yo wannabe.

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5
Integration operator appears inside an integration operator as I try $~\mathcal{L}\left[x \cdot \sin^{}\left(x\right) \right]\left(s\right)~$
Nov 1, 2021
5
Integral of $~\int\frac{\sqrt{x^{2}+l^{2}}}{x}dx~$ I tried the substitution of the variable but it didn't work
Sep 8, 2021
4
How the right term of the derivative is gained?
Apr 29, 2021
4
$~A:=\text{matrix} ~\rightarrow~\lim_{n\to\infty}A^{n}=?~;~$How should I approach against it first?
Nov 13, 2021
4
Integrating Question: $\int \frac{\cos^2x}{1+\sin x}\ dx$
Oct 8, 2022
4
Proof of positivity of $~ x+\sqrt{x^2+1} ~$ of $~\operatorname{arsinh}(x)=\operatorname{arcsinh}(x)=\sinh^{-1}(x)= \ln \left( x+\sqrt{x^2+1}\right)$
Jun 4, 2022
3
How do I deduce the range of variable which endpoints of it are infinite values of change of variable?
May 4, 2021
3
Proof of positivity of $~ x+\sqrt{x^2+1} ~$ of $~\operatorname{arsinh}(x)=\operatorname{arcsinh}(x)=\sinh^{-1}(x)= \ln \left( x+\sqrt{x^2+1}\right)$
Jun 4, 2022
3
Why the return value of integration takes a opposite sign as we reverse a limits of an integration? [duplicate]
Jul 25, 2021
3
Which rule or method can be applied against$~\lim_{x\to0}\frac{\sqrt{1+6x}-\left(1+3x\right)}{x^{2}}~?$
Nov 29, 2021