Question

HCF of 45,135 by prime factorisation method step by step​

Answer 1

Answer:

Step-by-step explanation:

HCF of 135 and 225 by Prime Factorization

Prime factorization of 135 and 225 is (3 × 3 × 3 × 5) and (3 × 3 × 5 × 5) respectively. As visible, 135 and 225 have common prime factors. Hence, the HCF of 135 and 225 is 3 × 3 × 5 = 45.

Answer 2

Answer:

Prime factorization of 135 and 225 is (3 × 3 × 3 × 5) and (3 × 3 × 5 × 5) respectively.

As visible, 135 and 225 have common prime factors.

Hence,

the HCF of 135 and 225 is 3 × 3 × 5 = 45.