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i have a question on my math homework. how do you use relatively prime? or what is it and give me examples

2007-10-14 10:15:22 · 2 answers · asked by Kat 2 in Science & Mathematics Mathematics

show me an example of a problem that uses relatively prime. like a factor trees using the numbers 30 135

2007-10-14 10:22:08 · update #1

i still dont the answers that ppl have given me. well i do kinda . tell me if this 9is right.
2x3x5
3x3x3x5 5 and 3 have matches. do i multiply 3 and 5 to get 15 as my gcf or greatest common factor

2007-10-14 10:29:09 · update #2

2 answers

two numbers are relatively prime if the only common factor is 1.

4 and 9 are relatively prime. The factors of 4 are 2*2
and the factors of 9 are 3*3

21 and 22 are relatively prime
21 = 7*3
22 = 11*2
no common factors, so relatively prime

Any two prime numbers are also relatively prime.

2007-10-14 10:23:30 · answer #1 · answered by Steve A 7 · 0 0

numbers which its only factors are 1 & itself, example:
7 why? what number go in it? just 1 and 7
13 what numbers go in it? just 1 and 13

2007-10-14 10:18:43 · answer #2 · answered by Anonymous · 0 0

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