(lg5)^2+2lg-(lg2)^2 怎么算
lg^2 5+lg5*lg2+lg2 怎么算
(lg²2-lg2*lg5+lg²)+3lg2*lg5
lg^2 5+lg2*lg5+lg2=?
lg²2+lg50+lg2*lg5怎么解答(步奏
lg2^2+lg2*lg5+lg5=lg2(lg2+lg5)+lg5
lg50+lg2*lg5+lg²2=?
lg5×lg(5×2)+lg2怎莫算具体
2(lg√2)² + lg√2 * lg5 + √(lg√2)² - lg2 + 1 怎么算
(lg2)^平方+(lg5)^平方+2lg*2lg5=?
lg^2(2)+lg2乘lg5+lg5
求值lg的平方2+lg2乘lg5+lg5
lg²2+ lg2*lg5+ lg5的值