(lg8+lg1000)lg5+3(lg2)的平方+lg6的-1次方+lg0.006,

(lg8+lg1000)lg5+3(lg2)的平方+lg6的-1次方+lg0.006= (lg2的三次方+lg10的三次方)lg5 + 3(lg2)的平方- lg6 + lg(6/1000)= (3lg2+3)lg5 + 3(lg2)的平方- lg6 + lg6-lg1000= 3lg2*lg5 + 3lg5 + 3(lg2)的平方- lg6 + lg...