List questions from radicals

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Why can't the quadratic formula be simplified to $x=\frac{-b\pm\sqrt{b^2-4ac}}{2a}=\frac{-b\pm(b-2)\sqrt{ac}}{2a}$?

Published on 28 May 2017 - 22:02

156

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Find the maximum/minimum of function

Published on 12 Apr 2026 - 8:04

1k

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How to find the square roots of a matrix?

Published on 29 May 2017 - 9:53

171

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Solve the irrational equation

Published on 10 Apr 2026 - 20:31

524

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Square root of Matrix $A=\begin{bmatrix} 1 &2 \\ 3&4 \end{bmatrix}$

Published on 31 May 2017 - 11:00

734

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Is $x^n-a$ irreducible over $\Bbb Q(\zeta_n)$?

Published on 28 Mar 2026 - 22:28

104

Views

Integrate $\int \sqrt{2x + 3} dx$

Published on 31 May 2017 - 18:19

138

Views

How to prove/make sure that the answer to this question will be m^1/2

Published on 01 Jun 2017 - 23:40

115

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Modular square root of product of numbers

Published on 11 Apr 2026 - 1:43

401

Views

Is This Sum Obviously Equal to $8$.

Published on 12 Apr 2026 - 9:15

162

Views

How prove this inequality with $\sqrt{\sum_{cyc}\frac{a^2}{b^2}}+\sqrt{3}\ge\sqrt{\sum\frac{a}{b}}+\sqrt{\sum\frac{b}{a}}$

Published on 12 Apr 2026 - 11:24

92

Views

Legal of nested radicals

Published on 12 Apr 2026 - 9:00

85

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Knowing whether system of equations has a solution or not

Published on 03 Jun 2017 - 20:48

2k

Views

Can the nested radical expression $\sqrt{8 + \sqrt{48}}$ be simplified?

Published on 30 Mar 2026 - 10:08

250

Views

Find the value of $\frac{\sin 24x}{\cos18x \cos 6x}$.

Published on 05 Apr 2026 - 22:14

List Question

Why can't the quadratic formula be simplified to $x=\frac{-b\pm\sqrt{b^2-4ac}}{2a}=\frac{-b\pm(b-2)\sqrt{ac}}{2a}$?

Find the maximum/minimum of function

How to find the square roots of a matrix?

Solve the irrational equation

Square root of Matrix $A=\begin{bmatrix} 1 &2 \\ 3&4 \end{bmatrix}$

Is $x^n-a$ irreducible over $\Bbb Q(\zeta_n)$?

Integrate $\int \sqrt{2x + 3} dx$

How to prove/make sure that the answer to this question will be m^1/2

Modular square root of product of numbers

Is This Sum Obviously Equal to $8$.

How prove this inequality with $\sqrt{\sum_{cyc}\frac{a^2}{b^2}}+\sqrt{3}\ge\sqrt{\sum\frac{a}{b}}+\sqrt{\sum\frac{b}{a}}$

Legal of nested radicals

Knowing whether system of equations has a solution or not

Can the nested radical expression $\sqrt{8 + \sqrt{48}}$ be simplified?

Find the value of $\frac{\sin 24x}{\cos18x \cos 6x}$.

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