Question

Solve $\sqrt{\frac{(2 - x)(2 - y)}{(2 + x)(2 + y)} + \frac{(2 - y)(2 - z)}{(2 + y)(2 + z)} + \frac{(2 - z)(2 - x)}{(2 + z)(2 + x)}}$

score 201 · Answer 1 · 2021-07-24 05:33:42

201

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Solve $\sqrt{\frac{(2 - x)(2 - y)}{(2 + x)(2 + y)} + \frac{(2 - y)(2 - z)}{(2 + y)(2 + z)} + \frac{(2 - z)(2 - x)}{(2 + z)(2 + x)}}$

Published on 24 Jul 2021 - 5:33

score 37 · Answer 2 · 2021-07-30 03:56:09

37

Views

Why does a variable substitution not preserve boundary conditions?

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score 61 · Answer 3 · 2021-08-02 18:15:32

61

Views

Integrals over bijective functions

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score 85 · Answer 4 · 2021-08-03 04:54:21

85

Views

How to solve $\int x^{-1/4} \sqrt{1+x^{1/4}}$ using the substitution $u = 1 + x^2$

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score 119 · Answer 5 · 2021-08-10 12:24:27

119

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1k

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score 138 · Answer 7 · 2026-03-25 15:10:49

138

Views

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score 38 · Answer 8 · 2021-08-18 08:53:23

38

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score 131 · Answer 9 · 2021-08-19 01:12:19

131

Views

Brainfreeze, can't integrate $x-1$

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score 1.3k · Answer 10 · 2021-08-20 13:31:51

1.3k

Views

Integration by Substitution with $~ t=\tan^{}\left( \frac{ \theta_{} }{ 2 } \right) ~$ The angle was halved

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score 159 · Answer 11 · 2021-08-23 16:14:37

159

Views

Derivative of $\cos^{-1}\sqrt{\frac{1+x}2}$ using substitution

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score 112 · Answer 12 · 2021-08-25 13:50:05

112

Views

Find min $ P=\frac{x}{x+2}+\frac{y}{y+2}+\frac{z}{z+2}$ under $x,y,z >0$ and $xyz=1$

Published on 25 Aug 2021 - 13:50

score 86 · Answer 13 · 2021-08-27 05:44:40

86

Views

$0~$ division error occurs as I use $~ t= \tan^{}\left( \frac{\theta_{}}{ 2 } \right) ~$ of the integration.

Published on 27 Aug 2021 - 5:44

score 33 · Answer 14 · 2021-08-28 12:03:11

33

Views

Recalculate the derivative of second order using some substitutions.

Published on 28 Aug 2021 - 12:03

score 305 · Answer 15 · 2021-08-30 07:32:47

305

Views

Is the Beukers-Kolk-Calabi substitution incorrect?

Published on 30 Aug 2021 - 7:32

List Question

Solve $\sqrt{\frac{(2 - x)(2 - y)}{(2 + x)(2 + y)} + \frac{(2 - y)(2 - z)}{(2 + y)(2 + z)} + \frac{(2 - z)(2 - x)}{(2 + z)(2 + x)}}$

Why does a variable substitution not preserve boundary conditions?

Integrals over bijective functions

How to solve $\int x^{-1/4} \sqrt{1+x^{1/4}}$ using the substitution $u = 1 + x^2$

Optimization Problem using direct substitution

Integrate via substitution: $x^2\sqrt{x^2+1}\;dx$

Kummer's hypergeometric negative integer

Finding function with a certain given gradient

Brainfreeze, can't integrate $x-1$

Integration by Substitution with $~ t=\tan^{}\left( \frac{ \theta_{} }{ 2 } \right) ~$ The angle was halved

Derivative of $\cos^{-1}\sqrt{\frac{1+x}2}$ using substitution

Find min $ P=\frac{x}{x+2}+\frac{y}{y+2}+\frac{z}{z+2}$ under $x,y,z >0$ and $xyz=1$

$0~$ division error occurs as I use $~ t= \tan^{}\left( \frac{\theta_{}}{ 2 } \right) ~$ of the integration.

Recalculate the derivative of second order using some substitutions.

Is the Beukers-Kolk-Calabi substitution incorrect?

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