List questions from substitution

136

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Substitution: For $x>0$m let $f(x) = \int_{0}^\infty e^{-t-\frac{x^2}{t}}\cdot t^{-\frac{1}{2}}dt $.

Published on 13 Mar 2016 - 7:27

119

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An Integral Substitution for $\int_0^{1} dy \left(\frac{M^2(y)}{\mu^2}\right)^{-\epsilon}$

Published on 26 Mar 2026 - 7:46

34

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Is the following logic distribution correct?

Published on 14 Mar 2016 - 7:07

603

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y'=y^2-y/x-1/x^2, solve ODE

Published on 15 Mar 2016 - 1:30

49

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Differential second order equations

Published on 15 Mar 2016 - 4:16

408

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Substitution for Trig Integral - GRE Math Subject Test

Published on 25 Feb 2026 - 0:27

69

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Is there a way to compute this antiderivative by u-substitution?

Published on 19 Mar 2016 - 13:56

60

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Find $\int \frac{e^{2x} dx}{1+e^x} $

Published on 21 Mar 2016 - 21:44

256

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Inequality $abdc$ $\leq$ $3$

Published on 30 Mar 2026 - 6:17

86

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Solving $\int{\frac{2x \ dx}{\sqrt{9x^2-6x-8}}}$

Published on 23 Mar 2016 - 0:21

536

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Complex substitution allowed but changes result

Published on 29 Mar 2026 - 5:10

74

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Proof of change of variable in 2nd order PDE

Published on 23 Mar 2016 - 22:15

127

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Integrate $\frac{dy}{\sqrt{x^2+y^2}}$

Published on 24 Mar 2016 - 14:59

1.9k

Views

An alternative to integration by trigonometric substitution?

Published on 24 Mar 2016 - 17:45

141

Views

Evaluate a tricky trigonometric integral with unusual limits?

Published on 25 Mar 2016 - 11:43

List Question

Substitution: For $x>0$m let $f(x) = \int_{0}^\infty e^{-t-\frac{x^2}{t}}\cdot t^{-\frac{1}{2}}dt $.

An Integral Substitution for $\int_0^{1} dy \left(\frac{M^2(y)}{\mu^2}\right)^{-\epsilon}$

Is the following logic distribution correct?

y'=y^2-y/x-1/x^2, solve ODE

Differential second order equations

Substitution for Trig Integral - GRE Math Subject Test

Is there a way to compute this antiderivative by u-substitution?

Find $\int \frac{e^{2x} dx}{1+e^x} $

Inequality $abdc$ $\leq$ $3$

Solving $\int{\frac{2x \ dx}{\sqrt{9x^2-6x-8}}}$

Complex substitution allowed but changes result

Proof of change of variable in 2nd order PDE

Integrate $\frac{dy}{\sqrt{x^2+y^2}}$

An alternative to integration by trigonometric substitution?

Evaluate a tricky trigonometric integral with unusual limits?

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