(lg5)^2+lg2*lg25+(lg2)^2怎么算,
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(lg5)^2+lg2*lg25+(lg2)^2怎么算,
(lg5)^2+lg2*lg25+(lg2)^2怎么算,
(lg5)^2+lg2*lg25+(lg2)^2怎么算,
(lg5)^2+lg2*lg25+(lg2)^2
=(lg5+lg2)²
=(lg10)²
=1