Question

find the LCM andHCF Of 5a,6a

Answer 1

First let's factorise the terms

5a = 5*a

6a=2*3*a

Common terms = a.

Uncommon terms = 2,3,5

L.C.M = Common terms * Uncommon terms = 5*6*a = 30a
H.C.F= Common terms = a

Hope helped!