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Q: What is the LCM for 7 and 21?

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the lcm of 3 and 7 is 21 and the lcm of 7 and 21 is 21, so the lcm of 3, 7 and 21 is the lcm of 21 and 21 which is 21.

The LCM is 42

The LCM is 210.

The LCM is 84.

The LCM is 105.

LCM of 5 7 21 is 105.

The LCM of 7 21 35 is 105

LCM(21, 7) = 21

21

The LCM is 42.

21 is the LCM of 3 and 7

The LCM is: 21

3=3*1 7=7*1 21=3*7 LCM=(3*7)=(21*1)=21

LCM is 21, which is the multiple of the highest power of prime factors in the given numbers (3 x 7).The LCM is 21.

Since 21 is a multiple of 7, it is automatically the LCM.

The LCM is: 21LCM of 3 & 7 is 21.

It is: 21

It is: 21

The LCM is 21.

The LCM is: 231

The Least Common Multiple (LCM) of 30, 21, and 7 is 210.

LCM of 4 7 12 21 is 84

The Least Common Multiple (LCM) of 6, 7, and 21 is 42.

The LCM is 42.

The LCM is 84.