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Earn +20 ptsQ: Find the LCM for 14 21 and 28?
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LCM 7 14 21?
To find the Least Common Multiple (LCM) of 7, 14, and 21, we first need to factorize each number. The prime factors of 7 are 7, of 14 are 2 x 7, and of 21 are 3 x 7. To find the LCM, we take the highest power of each prime factor that appears in any of the numbers. Therefore, LCM(7, 14, 21) = 2 x 3 x 7 = 42.
What is the LCM of 16 14 28?
The LCM is 112.
What is the LCM of 21 28 and 42?
LCM(21, 28, 42) = 84
What is the GCF and LCM of 4 and 14?
2 and 28, respectively.
What is the LCM of 21 28 and 32?
The LCM is: 672
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