Question

find the HCF of 72 and 120 by prime factorization method​

Answer 1

Answer:

HCF(72,120)=24

Step-by-step explanation:

72 = 2x2x2x3x3 = 2³x 3²

120 = 2x2x2x3x5 = 2³x3x5

HCF : The product of the smallest power of each common factor.

=>HCF(72,120) = 2³x 3 = 8 x 3 = 24