Question

How can I simplify this complex number to get a real number?

score 678 · Answer 1 · 2015-08-22 00:53:27

678

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How can I simplify this complex number to get a real number?

Published on 22 Aug 2015 - 0:53

score 140 · Answer 2 · 2015-08-23 18:36:55

140

Views

Rationalization of a fraction

Published on 23 Aug 2015 - 18:36

score 33 · Answer 3 · 2015-08-23 19:03:21

33

Views

Comparison of two values

Published on 23 Aug 2015 - 19:03

score 114 · Answer 4 · 2015-08-25 13:27:19

114

Views

Find the value of $\frac{ x_1^2}{1-x_1}+\frac{x_2^2}{1-x_2}+...+\frac{x_n^2}{1-x_n}.$

Published on 25 Aug 2015 - 13:27

score 107 · Answer 5 · 2015-08-29 15:39:27

107

Views

The result of subtracting the integer part of $x$ from $x$

Published on 29 Aug 2015 - 15:39

score 164 · Answer 6 · 2015-08-30 11:39:19

164

Views

How would one work this out? (Fractions)

Published on 30 Aug 2015 - 11:39

score 2.2k · Answer 7 · 2026-04-02 07:28:51

2.2k

Views

Converting a negative decimal with fractions to binary and hex

Published on 02 Apr 2026 - 7:28

score 599 · Answer 8 · 2026-04-02 01:24:11

599

Views

What is the difference between a simple "fraction" and a "common fraction"?

Published on 02 Apr 2026 - 1:24

score 222 · Answer 9 · 2026-03-26 08:00:53

222

Views

$\left[\frac n1\right]+ \left[\frac n2\right] + \cdots+\left[\frac nn\right]+\left[\sqrt n\right]$ is even

Published on 26 Mar 2026 - 8:00

score 262 · Answer 10 · 2015-09-04 14:29:33

262

Views

How to solve the following equation: $\frac{3}{x} - \frac{x-3}{2x+10} + \frac{8}{3x+15} = \frac{4}{3}$?

Published on 04 Sep 2015 - 14:29

score 167 · Answer 11 · 2026-03-29 22:28:19

167

Views

three fractions between π and 22/7

Published on 29 Mar 2026 - 22:28

score 38 · Answer 12 · 2015-09-06 11:03:36

38

Views

Adding fractions (to find an equal) without known denominator

Published on 06 Sep 2015 - 11:03

score 133 · Answer 13 · 2015-09-07 20:52:58

133

Views

Distributive Propery with Fractions

Published on 07 Sep 2015 - 20:52

score 82 · Answer 14 · 2026-03-29 10:55:39

82

Views

How to do this ratios problem without algebra?

Published on 29 Mar 2026 - 10:55

score 109 · Answer 15 · 2015-09-10 03:41:40

109

Views

Prove that $\left\{\frac{a}{2^b}: a \in\mathbb{Z}, b \in\mathbb{Z}_{\geq 0}\right\}$ is dense in $\mathbb{R}$.

Published on 10 Sep 2015 - 3:41

List Question

How can I simplify this complex number to get a real number?

Rationalization of a fraction

Comparison of two values

Find the value of $\frac{ x_1^2}{1-x_1}+\frac{x_2^2}{1-x_2}+...+\frac{x_n^2}{1-x_n}.$

The result of subtracting the integer part of $x$ from $x$

How would one work this out? (Fractions)

Converting a negative decimal with fractions to binary and hex

What is the difference between a simple "fraction" and a "common fraction"?

$\left[\frac n1\right]+ \left[\frac n2\right] + \cdots+\left[\frac nn\right]+\left[\sqrt n\right]$ is even

How to solve the following equation: $\frac{3}{x} - \frac{x-3}{2x+10} + \frac{8}{3x+15} = \frac{4}{3}$?

three fractions between π and 22/7

Adding fractions (to find an equal) without known denominator

Distributive Propery with Fractions

How to do this ratios problem without algebra?

Prove that $\left\{\frac{a}{2^b}: a \in\mathbb{Z}, b \in\mathbb{Z}_{\geq 0}\right\}$ is dense in $\mathbb{R}$.

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