Question

if log^2(x)=log^2(a)+log^2(b)-log^2(c) then x is

Answer 1

using this properties of logarithms log a -log b =log a/b and
 log a +log b = log a*b 

log^2 (x) = log^2 (a*b) -log^2 (c) = log^2 (a*b/c)

x = a*b/c

hope helped