Question
Calculate the Least Common Multiple (L.C.M) of 144 and
180.Solution
ATQ,
Prime Factorization 144 = 24 × 32  180 = 22 × 32 × 5 Take highest powers LCM = 24 × 32 × 5 = 16 × 9 × 5 = 720 LCM = 720
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