2^log2 1/4+(16/9)^-1/2+lg20-lg2-(log3 2)*(log2 3)+(√2-1)^lg1

问题描述:

2^log2 1/4+(16/9)^-1/2+lg20-lg2-(log3 2)*(log2 3)+(√2-1)^lg1

=1/4+3/4+lg2+1-lg2-1+0
=1