lg5(lg8+lg1000)+(lg2 底√3)^2+lg1⼀6+lg0.06

2024-12-14 05:10:34
推荐回答(1个)
回答1:

原式=lg5(lg2³+lg10³)+(√3lg2)²+lg6^(-1)+lg(6/10²)
=lg5(3lg2+3)+3lg²2-lg6+lg6-lg10²
=3lg2lg5+3lg5+3lg²2-2
=3lg2(lg5+lg2)+3lg5-2
=3lg2+3lg5-2
=3(lg2+lg5)-2
=3-2
=1