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Question
Using the prime factor method, find the H.C.F. of 24 and 49
Sum
Solution
Prime factor of 24 = 2 x 2 x 2 x 3
Prime factor of 49 = 7 x 7
No common prime factor, the number are co-prime.
H.C.F. of 24 and 49 = 1.
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Prime Factorization for HCF and LCM
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