(lg8+lg100)lg5+3(lg2)^2+lg6^-1+lg0.006
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(lg8+lg100)lg5+3(lg2)^2+lg6^-1+lg0.006(lg8+lg100)lg5+3(lg2)^2+lg6^-1+lg0.006(lg8+lg100)lg5+3(lg2)^2+
(lg8+lg100)lg5+3(lg2)^2+lg6^-1+lg0.006
(lg8+lg100)lg5+3(lg2)^2+lg6^-1+lg0.006
(lg8+lg100)lg5+3(lg2)^2+lg6^-1+lg0.006
=3lg2lg5+2lg5+3(lg2)^2-lg6+lg6-3
=3lg2(lg2+lg5)+2lg5-3
=3lg2+3lg5-lg5-3
=-lg5
(lg8+lg100)lg5+3(lg2)^2+lg6^-1+lg0.006
对数lg2*lg5=?2lg（5）+2/3 lg8+lg5*lg20+lg2 =lg5^2+lg8^(2/3)+lg5*(lg4+lg5)+lg2 =lg100+lg5+2lg2*lg5+lg2 =2+(lg5+lg2) =2+1 =3 第二个等号lg5*(lg4+lg5)为什么=lg5+2lg2*lg5
(lg2)^3+(lg5)^3+lg5*lg8怎么算谢谢!
(lg2)^3+(lg5)^3+lg5*lg8怎么算谢谢!
lg5^2+2/3lg8+lg5*lg20+lg2^2
（lg5)平方+2/3lg8+lg5乘lg20+（lg2)平方
lg5^2+lg8^2/3+lg5*lg20+(lg2)^2=?
3lg2+2lg5+lg5乘以lg8怎样算
lg5²+2/3lg8+lg5*lg20+(lg2)²
lg5²+2/3lg8+lg5×lg20+(lg2)²
lg5乘以lg8是多少（lg2)^3+(lg5)^3+lg5乘以lg8 怎么算出来
lg2lg50+lg5×lg20-lg100×lg5×lg2=
lg2+lg5=?1-lg2=?1-lg5=?2lg5+2/3lg8+lg5*lg20+(lg2)2=?
计算lg8+lg125-lg2-lg5
求值lg2*lg50+lg5*lg20-lg100*lg2*lg5
3lg5+lg8+(lg2)^0+(27/64)^-1/3
(lg8+lg1000)lg5+3(lg2)^2+lg^-1+lg0.006
lg25+2/3lg8+lg5*lg20+(lg2)^2