jika ⁵log2=x dan ⁵log3=y ,maka²log6=

jawabannya ada di gambar
=========================

2log 6 = log 6/ log 2
=( log 2 + log 3 ) / log 2
= 1 + log 3/log 2 (beri bilangan pokok 5)
= 1 + 5log 3/ 5log 2
= 1 + y/x
= (x + y)/x