lg2+lg5+16为底(3/4)为指=
lg2+lg5+16为底(3/4)为指=
(lg2)^3+(lg5)^3+3lg2*lg5的值为?
(lg2)的立方+(lg5)的立方+3lg2×lg5的值为
lg2^2+lg2*lg5+lg5=lg2(lg2+lg5)+lg5
lg2+lg5+log以2为底3的对数*log以3为底4的对数
求值:(lg2)^2+lg2*lg5+log以3为底5的对数/log以3为底的对数
(lg5)的平方+lg2•lg5+lg2+2的以2为底的3的对数的值为多少
1.(lg2)^3+(lg5)^3+3lg2*lg5=
(lg2)³+(lg5)³+3lg2×lg5=?
(lg2)^3+(lg5)^2=
(lg2)3+(lg5)3+lg5·lg8括号外的数字为次方
lg2(lg5-lg2)-lg5(lg5+3lg2)等于