List questions from substitution

Published on 23 Mar 2026 - 0:43

135

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Integration by substitution of an improper integral, where did I go wrong?

Published on 23 Jan 2018 - 17:49

297

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Evaluate $\int_{1}^{2} \ \frac{\arctan (x)}{\arctan \left (\frac{1}{x^2-3x+3} \right )} dx$

Published on 24 Jan 2018 - 11:48

151

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Irrational equation system

Published on 16 Mar 2026 - 20:26

454

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The converse of the axiom of extensionality

Published on 17 Mar 2026 - 4:15

84

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How to prove that $\frac{a^2 + b^2 -2}{a + b - 2} < 1 + b$ if $a < b$ and $a, b > 1$?

Published on 24 Mar 2026 - 15:46

53

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Integral involving multiple variables

Published on 17 Mar 2026 - 1:44

759

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Problems with limits and asymptotic notation

Published on 22 Mar 2026 - 11:22

130

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Inequality with powers of 2

Published on 20 Mar 2026 - 1:17

67

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Integral of function from $0$ to $\pi$ using $\sin x=t$ substitution

Published on 19 Mar 2026 - 23:42

321

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Cubic Equation With Complex Roots

Published on 20 Mar 2026 - 12:16

643

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Irreducibility of $x^3-6x-2$ in $Q[x]$

Published on 22 Mar 2026 - 19:14

168

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Solving $\int(x^2 + 1)^7x^3{\mathrm d}x$ without expansion

Published on 28 Jan 2018 - 19:50

50

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how do I manipulate natural logs in my integration

Published on 22 Mar 2026 - 19:28

256

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Trig substitution domain

Published on 22 Mar 2026 - 3:48

List Question

Solving $x^2 + 18x + 30 = 2 \sqrt{x^2 + 18x + 45}$? (1983 AIME problem 3)

Integration by substitution of an improper integral, where did I go wrong?

Evaluate $\int_{1}^{2} \ \frac{\arctan (x)}{\arctan \left (\frac{1}{x^2-3x+3} \right )} dx$

Irrational equation system

The converse of the axiom of extensionality

How to prove that $\frac{a^2 + b^2 -2}{a + b - 2} < 1 + b$ if $a < b$ and $a, b > 1$?

Integral involving multiple variables

Problems with limits and asymptotic notation

Inequality with powers of 2

Integral of function from $0$ to $\pi$ using $\sin x=t$ substitution

Cubic Equation With Complex Roots

Irreducibility of $x^3-6x-2$ in $Q[x]$

Solving $\int(x^2 + 1)^7x^3{\mathrm d}x$ without expansion

how do I manipulate natural logs in my integration

Trig substitution domain

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