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OpenStudy (anonymous):

lowest lcm

OpenStudy (anonymous):

\[14a^{3},15abc ^{3},12b ^{3}\]

OpenStudy (anonymous):

14a^3= 7*2*a^3 (Product of its primes) 15abc^3= 3*5*a*b*c^3 "" " " 12b^3 = 2*2*3 b^3 again prod of primes So, LCM must have all factors to achieve each product using each one LEAST # of times. Two 2's one 3 one 5 one 7, three a's, three b's and three c's... 420a^3b^3c^3

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