Question

How can I show that $(x-1)(x^2-1)$ divides the polynomial $(x^n-1)(x^{n+1}-1)$?

score 96 · Answer 1 · 2015-02-08 16:04:30

96

Views

How can I show that $(x-1)(x^2-1)$ divides the polynomial $(x^n-1)(x^{n+1}-1)$?

Published on 08 Feb 2015 - 16:04

score 140 · Answer 2 · 2026-04-01 20:50:15

140

Views

How is $\frac{1-x}{x^2-1}=\frac{1}{x+1}$?

Published on 01 Apr 2026 - 20:50

score 102 · Answer 3 · 2026-03-31 07:50:35

102

Views

Hypothetical scenario with economics

Published on 31 Mar 2026 - 7:50

score 370 · Answer 4 · 2015-02-09 15:54:03

370

Views

Is $4 \times 6$ defined as $4 + 4 + 4 + 4 + 4 + 4$ or $6 + 6 + 6 + 6$?

Published on 09 Feb 2015 - 15:54

score 21.7k · Answer 5 · 2015-02-09 17:16:48

21.7k

Views

Formula of MIPS (million instructions per second)

Published on 09 Feb 2015 - 17:16

score 50 · Answer 6 · 2015-02-09 19:35:47

50

Views

Simplifying faculties to reasonable numbers to figure out the median

Published on 09 Feb 2015 - 19:35

score 84 · Answer 7 · 2015-02-09 17:37:34

84

Views

How many numbers from 1 to 2^n have '11' as a substring in binary representation?

Published on 09 Feb 2015 - 17:37

score 316 · Answer 8 · 2015-02-10 04:52:16

316

Views

I need to prove a proposition about natural numbers

Published on 10 Feb 2015 - 4:52

score 20.2k · Answer 9 · 2026-04-08 19:52:24

20.2k

Views

How to Convert Kilometers/Kilogram (km/kg) to Miles/Gallon (MPG)

Published on 08 Apr 2026 - 19:52

score 305 · Answer 10 · 2026-03-28 14:55:13

305

Views

What is wrong with $\sqrt{-1} = (-1)^{1/2} = (-1)^{2 \times {1/4}} = (-1^2)^{1/4} = 1^{1/4} = 1$?

Published on 28 Mar 2026 - 14:55

score 67 · Answer 11 · 2026-03-28 23:11:55

67

Views

Solving Linear equations

Published on 28 Mar 2026 - 23:11

score 512 · Answer 12 · 2026-04-08 01:45:53

512

Views

How can you multiply without adder?

Published on 08 Apr 2026 - 1:45

score 107 · Answer 13 · 2015-02-12 01:23:37

107

Views

Pedro's barn and how to find constant

Published on 12 Feb 2015 - 1:23

score 254 · Answer 14 · 2015-02-12 22:02:29

254

Views

Which integers can be written in two different ways as a sum of $n$ distinct factorials?

Published on 12 Feb 2015 - 22:02

score 1.2k · Answer 15 · 2026-04-05 12:27:41

1.2k

Views

How to find the multiplicative inverse of $2^{29} \mod 9$

Published on 05 Apr 2026 - 12:27

List Question

How can I show that $(x-1)(x^2-1)$ divides the polynomial $(x^n-1)(x^{n+1}-1)$?

How is $\frac{1-x}{x^2-1}=\frac{1}{x+1}$?

Hypothetical scenario with economics

Is $4 \times 6$ defined as $4 + 4 + 4 + 4 + 4 + 4$ or $6 + 6 + 6 + 6$?

Formula of MIPS (million instructions per second)

Simplifying faculties to reasonable numbers to figure out the median

How many numbers from 1 to 2^n have '11' as a substring in binary representation?

I need to prove a proposition about natural numbers

How to Convert Kilometers/Kilogram (km/kg) to Miles/Gallon (MPG)

What is wrong with $\sqrt{-1} = (-1)^{1/2} = (-1)^{2 \times {1/4}} = (-1^2)^{1/4} = 1^{1/4} = 1$?

Solving Linear equations

How can you multiply without adder?

Pedro's barn and how to find constant

Which integers can be written in two different ways as a sum of $n$ distinct factorials?

How to find the multiplicative inverse of $2^{29} \mod 9$

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