Question

In simplifying the formula that I've derived for finding the square root of a complex number to the standard formula.

score 48 · Answer 1 · 2019-08-18 04:33:29

48

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In simplifying the formula that I've derived for finding the square root of a complex number to the standard formula.

Published on 18 Aug 2019 - 4:33

score 43 · Answer 2 · 2019-08-19 07:30:21

43

Views

For $x\geq 0$, is $\sqrt{x}$ the magnitude of $x^{1/2}$?

Published on 19 Aug 2019 - 7:30

score 850 · Answer 3 · 2019-08-21 02:08:59

850

Views

Is my proof that the square root of all imperfect squares are irrational correct?

Published on 21 Aug 2019 - 2:08

score 109 · Answer 4 · 2026-03-28 01:25:55

109

Views

How to prove this recursion for these Taylor coefficients?

Published on 28 Mar 2026 - 1:25

score 673 · Answer 5 · 2026-03-26 04:36:47

673

Views

Find the fallacy: $2+2=4-\frac92+\frac92=\sqrt{(4-\frac92)^2}+\frac92=\cdots=5$

Published on 26 Mar 2026 - 4:36

score 54 · Answer 6 · 2026-03-25 16:06:05

54

Views

What are rationalizing factors?

Published on 25 Mar 2026 - 16:06

score 104 · Answer 7 · 2019-08-26 05:53:23

104

Views

Solve the system of equations: $ \sqrt{y^2 - 8x + 9} - \sqrt[3]{xy - 6x + 12} = 1$ and $\sqrt{2(x - y)^2 + 10x - 6y + 12} - \sqrt{y} = \sqrt{x + 2}$.

Published on 26 Aug 2019 - 5:53

score 1.7k · Answer 8 · 2026-03-25 18:55:40

1.7k

Views

Trace of a square root of two matrices

Published on 25 Mar 2026 - 18:55

score 60 · Answer 9 · 2019-08-28 00:38:33

60

Views

Ordered fields that contains all $n^{th}$ roots of all positive elements

Published on 28 Aug 2019 - 0:38

score 195 · Answer 10 · 2019-09-01 04:49:49

195

Views

The limit $\lim\limits_{x\to 0}\frac{\sqrt[4]{x^4+1}-\sqrt{x^2+1}}{x^2}$

Published on 01 Sep 2019 - 4:49

score 1.4k · Answer 11 · 2019-09-05 12:14:26

1.4k

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Square root of a product of negative numbers

Published on 05 Sep 2019 - 12:14

score 653 · Answer 12 · 2019-09-09 05:28:22

653

Views

Can you square both sides in a proof?

Published on 09 Sep 2019 - 5:28

score 65 · Answer 13 · 2019-09-10 09:01:58

65

Views

Finding $x^3 + y^3$ when $y = \frac{3-\sqrt5}{3+\sqrt5} , x = \frac{3+\sqrt5}{3-\sqrt5} $

Published on 10 Sep 2019 - 9:01

score 34 · Answer 14 · 2026-03-25 13:56:24

34

Views

Verifying answer: Describing explicitly $V(I)$ where $I$ is an ideal of $K[x,y,z]$

Published on 25 Mar 2026 - 13:56

score 104 · Answer 15 · 2026-02-23 04:57:45

104

Views

Converting a root of a principal quintic to a root of the corresponding general quintic

Published on 23 Feb 2026 - 4:57

List Question

In simplifying the formula that I've derived for finding the square root of a complex number to the standard formula.

For $x\geq 0$, is $\sqrt{x}$ the magnitude of $x^{1/2}$?

Is my proof that the square root of all imperfect squares are irrational correct?

How to prove this recursion for these Taylor coefficients?

Find the fallacy: $2+2=4-\frac92+\frac92=\sqrt{(4-\frac92)^2}+\frac92=\cdots=5$

What are rationalizing factors?

Solve the system of equations: $ \sqrt{y^2 - 8x + 9} - \sqrt[3]{xy - 6x + 12} = 1$ and $\sqrt{2(x - y)^2 + 10x - 6y + 12} - \sqrt{y} = \sqrt{x + 2}$.

Trace of a square root of two matrices

Ordered fields that contains all $n^{th}$ roots of all positive elements

The limit $\lim\limits_{x\to 0}\frac{\sqrt[4]{x^4+1}-\sqrt{x^2+1}}{x^2}$

Square root of a product of negative numbers

Can you square both sides in a proof?

Finding $x^3 + y^3$ when $y = \frac{3-\sqrt5}{3+\sqrt5} , x = \frac{3+\sqrt5}{3-\sqrt5} $

Verifying answer: Describing explicitly $V(I)$ where $I$ is an ideal of $K[x,y,z]$

Converting a root of a principal quintic to a root of the corresponding general quintic

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