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How to minimize a determinant, without a computer?

Sep 21, 2022

what's the best way to integrate $\int \frac{\sqrt{x}}{\sqrt[4] {x^3 +1}}dx$?

Apr 2, 2023

Let $a_1 , a_2, a_3$ be a harmonic progression with $a_1 =5$ and $a_{20} =25$. Then the least positive integer for which $ a_n \lt 0$ is?

Apr 16, 2023

ODE: a specific question

Feb 9, 2023

$\int_0^{2\pi}\arccos\left(\sin\left(x\right)\right)dx$

Apr 11

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Trouble understanding this hard integral $\int \frac{x^3}{(x^2+1)^2}dx$

Nov 29, 2023

deriving a formula for the integral of $[x]$ from 0 to n

Nov 5, 2022

evaluate $\int \frac{x^3}{\sqrt{x^2+1}}dx$

Jan 17

Derivative of $e^{x+e^{x+e^{x+...}}}$

Jun 17

How does $(k+1)!(k+2)(k+1)$ simplify to $(k+2)!(k+1)$

Mar 24

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if $a_1,a_2...a_n $ are in AP and the first 16 terms add up to 114 , find $a_1+a_6+a_{11}+a_{16}$

+10

$\sum_1^{\infty} \frac{n^2}{n!}$

+28

prove $\sin\left(x\right)\ \le x-\frac{x^3}{3\ !}+\frac{x^5}{5!}$

+10

Derivative of $e^{x+e^{x+e^{x+...}}}$

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