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The total number of integers that are multiples of both 9 and 21 is infinite. Here are the first few: 63, 126, 189, 252, 315, 378, 441, 504 . . .

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8y ago

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What are the first three common multiples of 91421?

If that's 9, 14 and 21, the first three common multiples are 126, 252 and 378.


What are common multiples of 9 21?

The common multiples of 9 and 21 are 63, 126, 189 and so on.


Is the first three common multiples of 9 and 21?

63, 126, 189


What are te first three common multiples of 9 and 21?

63, 126, 189


What are the first three common multiples of 9 14 and 21?

126, 252, 378


What are the three least common multiples of 9 14 and 21?

You can have three common multiples, but only one can be least and that's 126. Others include 252 and 378.


What is the first three common multiples of 9 14 21?

126, 252, 378 and so on.


What are the three frist multiples of 3 and 9?

The first three multiples of 3 are 3, 6, 9 The first three multiples of 9 are 9, 18, 27 As the lowest common multiples of 3 and 9 is 9, the common multiples of 3 and 9 are the multiples of 9, thus: The first three common multiples of 3 and 9 are 9, 18, 27


What are the common multiples of 21 and 9?

Any pair of numbers has an infinite set of common multiples. The lowest common multiple of 9 and 21 is 63 and the others are multiples of this, e.g. 63, 126, 189, 252, 315, ...


What is the first three common multiples of 9 and 21?

LCM(9, 21) = 63 so the numbers are 63, 63*2 and 63*3.


What are the first three common multiples for 9?

The first three multiples of 9 are 9, 18 and 27. For them to be common, they need to be compared to another set of factors.


What are the least common multiples of 21 and 9?

The LCM is 63.