Question

If two positive integers p and q are written as p=a^2b^3 and q=a^3b; a,b are prime numbers,the verify
lcm (p and q) x hcf(p,q) =pq

Answer 1

Hcf and lcm of p=a^2b^3,q=a^3b are respectively a^2b and a^3b^3.
Lcm(pand q) ×hcf (p, q) =à^5b^4=p×q