3log27-2log20-2log2/5+log625 caranya gmn ya ? trmksh.

³log27 - ²log20-²log2/5+log625
=³log3³- ²log2x10-²log2-²log5+log5⁴
=3-1+²log10-1-²log5+4.log5
=1+²log10/5+4.log5
=1+²log2+4.log5
=2+4.log5