Question

Find out the lcm of 90,108 and 144 by prime factorization method

Answer 1

hey friend here is your answer...

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90=3×3×2×5

108=3×3×3×2×2

144=3×3×2×2×2×2

so the lcm of 90,108 and 144 is 3×3×2×2×2×2×5= 720

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Answer 2

so after doing prime factorisation of all in a single

you will get factors

multiply them to get lcm