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Q: Are 39 42 and 72 relatively prime?

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No, they are not.

No, 72 and 252 are not relatively prime. No pair of even numbers can be relatively prime.

55 and 72 are relatively prime because they have no prime factors in common.

they are not relatively prime

No, they are not relatively prime.

The greatest common factor of 39, 42, and 72 is 3

72 and 115 are relatively prime, having no common factors greater than 1.

No.

No.

72

Yes.

Yes.

The greatest common factor of 25 and 72 is 1, so they are relatively prime.

No, they have a common factor of 24.

The factors of 39 are: 1, 3, 13, 39 The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, 42 The factors of 72 are: 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72

72 + 72 + 42 = 186

42 will not divide evenly into 72. You an divide 42 into 72 but there will be a fraction.

They are essentially unrelated. Since 1 is the only common factor, 35 and 72 are relatively prime.

72 - 39 = 33

42% of 72 = 42% * 72 = 0.42 * 72 = 30.24

It is: 42+30 = 72

33

30 + 42 = 72

72 percent of 42 is 30.24

2 x 3 x 7 = 42 2 x 2 x 2 x 3 x 3 = 72