Question

find the HCF by prime factorization method of 42 and 49​

Answer 1

Answer:

Here, The HCF is 7.

Step-by-step explanation:

Here, In this question,

=42=2×3×7

=49=7×7

Now, As HCF is the number which is present in all the given prime factorization of numbers,

And here is 7 in common in both

Hence, 7 is the HCF of 42 and 49.

Thank you.

Answer 2

Answer:

put LCM and tree factrisation