Question

find the hcf by using prime factorization method 84,98

Answer 1

Here 84 and 98 can be divided by 2 one times.

So, 42 and 49.

Then by 7.

So, they becomes 6 and 7.

Now, they don't have any common divisor.

Hence, the HCF is 2 x 7 = 14.

-WonderGirl