If l.c.m.. of two numbers (greater than 1) is the product of them, then their g. c. d is ……

43

√4 + 3 is……..

43

If g. c. d of two numbers is 8 and their product is 384, then their l.c.m.. is

43

If p₁ and p₂ are distinct primes, their g. c. d is

43

If p, q, r are distinct primes, their l.c.m.. is ……