Question

if a and b are positive integers then Hcf(a,b)×Lcm(a,b)=
1.a×b
2.a+b
3.a-b
4.a by b​

Answer 1

option a is the correct answer.

$lcm \times hcf = a \times b$

Answer 2

CORRECT OPTION IS 1

Hcf × Lcm=a×b