(lg5)^+lg 2 x lg 50=?
lg²2+lg2×lg5+lg²5=?
lg50+lg2*lg5+lg²2=?
lg^2 5+lg2*lg5+lg2=?
(lg2)^平方+(lg5)^平方+2lg*2lg5=?
lg²2+lg2·lg5+lg5=____________
2(lg根号2)²+lg根号2*lg5+lg(5根号2)=?
lg2×lg5=?lg2×lg5=lg?求问号..是lg(2+5)吗?
(lg²2-lg2*lg5+lg²)+3lg2*lg5
方程x+lg(1+2^x)=x*lg5+lg6的解是____
方程2lgx-lg(x-1)=2(1-lg5)的解是?
lg根号下3/5 +1/2lg5/3=?
(lg^2)2+lg4*lg5+(lg^2)5