Question

FIND THE LCF USING PRIME FACTORISATION METHOD:

63,105​

Answer 1

Answer:

Prime factorization of 63 and 105 is (3 × 3 × 7) = 32 × 71 and (3 × 5 × 7) = 31 × 51 × 71 respectively. LCM of 63 and 105 can be obtained by multiplying prime factors raised to their respective highest power, i.e. 32 × 51 × 71 = 315. Hence, the LCM of 63 and 105 by prime factorization is 315.

Answer 2

Answer:

the answer is in the attachment

Step-by-step explanation:

the LCf is 3.