$\"\"$

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The monomials are $\"\"$ .

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Find LCM.

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Use each prime factors $\"\"$ and $\"\"$ .

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The greatest number of times it appears.

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$\"\"$

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$\"\"$ (or) $\"\"$ .

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Therefore, the least common multiple is $\"\"$ . $\"\"$

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The LCM of $\"\"$ is $\"\"$ .