Question

1)Log256Log3 81
2)(1-log2 18)(1-log9 18)

Answer 1

1)log(256)(log(3)81)=log(256)4=1/4
2)(1-log(2)18)(1-log(9)18)=log(2)(1/9)*log(9)(1/2)=
=-log(2)9*(-1/log(2)9=1