(lg根号27+lg5-lg10根号2)÷lg1.5
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(lg根号27+lg5-lg10根号2)÷lg1.5(lg根号27+lg5-lg10根号2)÷lg1.5(lg根号27+lg5-lg10根号2)÷lg1.5(lg根号27+lg5-lg10根号2)÷l
(lg根号27+lg5-lg10根号2)÷lg1.5
(lg根号27+lg5-lg10根号2)÷lg1.5
(lg根号27+lg5-lg10根号2)÷lg1.5
(lg根号27+lg5-lg10根号2)÷lg1.5=lg5根号27/(10根号2)÷lg1.5=lg[3/2*根号(3/2)]÷lg3/2
=[lg3/2+lg根号(3/2)]/lg3/2=1+1/2=3/2
(lg根号27+lg5-lg10根号2)/lg1.5
(lg根号27+lg5-lg10根号2)÷lg1.5
【根号lg9-lg9+lg10×(lg根号27+lg8-lg根号1000)】÷(lg0.3)(lg1.2)
2(lg根号2)²+lg根号2*lg5+lg(5根号2)=?
2(lg根号2)平方+lg根号2*lg5+根号[(lg根号2)平方-lg2+1]
1.2(lg根号2)平方+lg根号2*lg5+根号下【(lg根号2)平方-lg2+1】
2(lg根号2)的平方+lg根号2乘以lg5等於多少?
计算:2(lg根号2)^2+lg根号2×lg5+根号{(lg根号2)^2-2lg根号2+1}
求值:2(lg根号2)^2+lg根号2*lg5+1-lg根号2
化简:(1)4lg2+3lg5-lg五分之一,(2)(lg根号下27+lg8-lg根号下1000)比上(lg1.2)
lg2+lg5-lg根号10
2(lg根号2)^2+1/2lg2*lg5+根号下(lg根号2-1)^2=?
求解一步数学题2(lg根号2)平方+lg根号2*lg5+根号[(lg根号2)平方-lg2+1]这步怎么来的?
计算2(lg根号2)的平方 加 lg根号2乘以lg5 加 根号(lg根号2)的平方减lg2+1
lg5*lg5 是(lg5)^2还是lg(5^2)还是lg10
2(lg根号下2)^2+lg根号下2*lg5+根号下[(lg根号下2)^2-lg2+1]
计算根号(lg^2 5-2lg5+1)
lg根号下3/5 +1/2lg5/3=?