计算√[lg^2(1/3)-4lg3+4]

问题描述:

计算√[lg^2(1/3)-4lg3+4]

√[lg^2(1/3)-4lg3+4]
=√[lg^2(3)-4lg3+4]
=√(lg3-2)^2
=Ilg3-2I
=2-lg3