Question

find the prime factors of the following numbers and find the LCM and HCF of 75,135

Answer 1

$\bold {\huge {Your~Solutions:}}$


Prime Factor of 75 = 3×5×5
Prime Factor of 135 = 3×3×3×5

LCM of 75 and 135
= 3 × 3 × 3 × 5 × 5
= 675


And,
HCF of 75 and 135
= 3 × 5
= 15