what is the HCF (Highest common factor) of 48 and 36?

2015-10-06 4:41 pm

回答 (2)

2015-10-06 4:46 pm
Prime factorization of 48:
2 x 2 x 2 x 2 x 3

Prime factorization of 36:
2 x 2 x 3 x 3

The common prime factors are two 2s and one 3.
2 x 2 x 3 = 12

Answer:
The HCF(48,36) = 12
2015-10-06 5:13 pm
m = gcd(48,36), | = "divides"
m|48 and m|36 => m|(48-36) => m|12
36/12=3, 48/12=4 (3,4)=1 so 12 is the gcd.


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