Question

the the first three common multiple of of 7 and 21 ​

Answer 1

Answer:

the three common multiple of 7and 21 =42,63,84.

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

7 : 7 , 14, 21, 28 , 35 , 42 , 49, 56 , 63 , 70

21 : 21 , 42 , 63 , 84 , 105

the first three common multiple of 7 and 21 is

21 , 42 , 63