Question

find the LCM and HCF by prime factorization method of 35, 56 ,91​

Answer 1

Answer:

$35 = 5 \times 7 \\ 56 =2 \times 2 \times 2 \times 7 \\ 91 = 13 \times 7 \\ lcm = 7$

hcf will be

$hcf \: of35 \: 56 \: 91 \\ 7 \times 2 \times 2 \times 2 \times 5 \times 13 = 1920$