What is the lowest common multiple of 12 & 21?

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mizoo Share
Mar 16, 2018

Answer:

#LCM (12, 21) = 84#

Explanation:

#12 = 1 xx 2^2 xx 3#
#21 = 1 xx 3 xx 7 #

The LCM will be the product of multiplying the highest power of each prime number together: #1 xx 2^2 xx 3 xx 7#

#LCM (12, 21) = 84#

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