List questions from radicals

Published on 23 Mar 2026 - 5:36

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Limit of a quotient with a radical in the numerator

Published on 25 Aug 2014 - 1:54

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Limit of a function with multiple radicals at infinity

Published on 27 Aug 2014 - 12:46

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Why is the cube-root of $x$ 'odd'?

Published on 25 Mar 2026 - 17:32

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Is$\frac{\sqrt{a}}{\sqrt{b}}$ the same as $\sqrt{\frac{a}{b}}$?

Published on 28 Mar 2026 - 6:23

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Why isn't the identity $\sqrt{ab}$ = $\sqrt{a} \cdot \sqrt{b}$ always true?

Published on 30 Aug 2014 - 14:36

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Can index in a radix be $1$?

Published on 31 Aug 2014 - 11:40

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How to simplify $\sqrt{\sqrt{5}+1} \cdot \sqrt{\sqrt{5}-1}$?

Published on 02 Sep 2014 - 2:39

226

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Simplifying $\sqrt{2+e^{8t}+e^{-8t}}$

Published on 02 Sep 2014 - 4:12

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Rationalized limit denominator, still undefined (divide by zero), how to solve?

Published on 02 Sep 2014 - 20:28

181

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Let $\alpha > 0$, use mathematical induction to prove that

Published on 25 Mar 2026 - 15:40

431

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General formula of repeated roots.

Published on 25 Mar 2026 - 21:22

315

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convergence of $u_n=\sqrt{a_1+\sqrt{a_2+\sqrt{\dots+\sqrt{a_n}}}}$

Published on 06 Sep 2014 - 20:05

110

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How to show $\lim\limits_{x \to \infty}[x(\sqrt {x^2+a} - \sqrt {x^2+b})]=\frac{a-b}{2}$

Published on 28 Mar 2026 - 12:49

161

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What is $\sqrt{-x^3}$?

Published on 08 Sep 2014 - 2:00

List Question

How do I simplify $\frac{\sqrt{21}-5}{2} + \frac{2}{\sqrt{21} - 5}$?

Limit of a quotient with a radical in the numerator

Limit of a function with multiple radicals at infinity

Why is the cube-root of $x$ 'odd'?

Is$\frac{\sqrt{a}}{\sqrt{b}}$ the same as $\sqrt{\frac{a}{b}}$?

Why isn't the identity $\sqrt{ab}$ = $\sqrt{a} \cdot \sqrt{b}$ always true?

Can index in a radix be $1$?

How to simplify $\sqrt{\sqrt{5}+1} \cdot \sqrt{\sqrt{5}-1}$?

Simplifying $\sqrt{2+e^{8t}+e^{-8t}}$

Rationalized limit denominator, still undefined (divide by zero), how to solve?

Let $\alpha > 0$, use mathematical induction to prove that

General formula of repeated roots.

convergence of $u_n=\sqrt{a_1+\sqrt{a_2+\sqrt{\dots+\sqrt{a_n}}}}$

How to show $\lim\limits_{x \to \infty}[x(\sqrt {x^2+a} - \sqrt {x^2+b})]=\frac{a-b}{2}$

What is $\sqrt{-x^3}$?

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