List questions from least-common-multiple

Published on 15 Dec 2016 - 7:47

289

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The least common multiple of $n-2$ and $n+2$

Published on 21 Dec 2016 - 14:50

362

Views

Find all pairs of positive integers that add up to $667$ and their $\frac{\text{lcm}}{\text{gcd}} =120$

Published on 24 Dec 2016 - 19:08

161

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I need some help with a GCD and LCM's Problem

Published on 07 Jan 2017 - 4:30

66

Views

Finding least common multiples by prime factorization is not always correct?

Published on 07 Jan 2017 - 12:29

80

Views

Olympiad Possibility Problem

Published on 09 Jan 2017 - 10:32

50

Views

Find minimal $x$ such that LCM$(Z - x, 2^n) \le \mathrm{Threshold}$

Published on 10 Jan 2017 - 14:04

60

Views

How many solutions are possible

Published on 19 Jan 2017 - 14:14

1.6k

Views

Lcm and hcf question grade 7

Published on 21 Jan 2017 - 19:21

91

Views

Least common multiple equation

Published on 21 Jan 2017 - 22:57

110

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$a\times na = LCM(a, b) = b\times nb$. Show that $GCD(na, nb) = 1$.

Published on 29 Jan 2017 - 18:07

220

Views

Ternary generalizations of $\,\gcd(n,m)\,{\rm lcm}(n,m) = nm$

Published on 30 Jan 2017 - 11:43

335

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Prove $\text{lcm}(x,y)/\text{gcd}(x,y) \in N$

Published on 30 Jan 2017 - 12:16

310

Views

When do the needles of clock meet (Where did I go wrong)?

Published on 31 Jan 2017 - 2:27

2.2k

Views

Proof that two positive real or natural numbers always have an LCM?

Published on 31 Jan 2017 - 20:31

List Question

Find two integer numbers given the LCM and the difference between them

The least common multiple of $n-2$ and $n+2$

Find all pairs of positive integers that add up to $667$ and their $\frac{\text{lcm}}{\text{gcd}} =120$

I need some help with a GCD and LCM's Problem

Finding least common multiples by prime factorization is not always correct?

Olympiad Possibility Problem

Find minimal $x$ such that LCM$(Z - x, 2^n) \le \mathrm{Threshold}$

How many solutions are possible

Lcm and hcf question grade 7

Least common multiple equation

$a\times na = LCM(a, b) = b\times nb$. Show that $GCD(na, nb) = 1$.

Ternary generalizations of $\,\gcd(n,m)\,{\rm lcm}(n,m) = nm$

Prove $\text{lcm}(x,y)/\text{gcd}(x,y) \in N$

When do the needles of clock meet (Where did I go wrong)?

Proof that two positive real or natural numbers always have an LCM?

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