Question

Find the h.c.f. of the following numbers using prime factorisation method. .... question is=. 42 .63

Answer 1

Answer:

Hi, here is the step-by-step solution for your question! Plz mark me as brainliest

Step-by-step explanation:

42=2×3× 7.

63= 3×3×7.

105=3×5×7

HCF=3×7

Answer =21

Hope this helps...