(lg根号27+lg8-3lg根号10)除以lg1.2

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(lg根号27+lg8-3lg根号10)除以lg1.2
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(lg根号27+lg8-3lg根号10)除以lg1.2
(lg根号27+lg8-3lg根号10)除以lg1.2

(lg根号27+lg8-3lg根号10)除以lg1.2
(lg√27+lg8-3lg√10) ÷lg1.2
=((3/2)lg3+3lg2-(3/2)) ÷(lg12-1)
=(3/2)(lg3+2lg2-1) ÷(lg3+lg4-1)
=(3/2)(lg3+2lg2-1) ÷(lg3+2lg2-1)
=3/2.