计算:(lg根号8 + lg27 - lg根号1000)/lg1.8
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![计算:(lg根号8 + lg27 - lg根号1000)/lg1.8](/uploads/image/z/266604-60-4.jpg?t=%E8%AE%A1%E7%AE%97%3A%28lg%E6%A0%B9%E5%8F%B78+%2B+lg27+-+lg%E6%A0%B9%E5%8F%B71000%29%2Flg1.8)
计算:(lg根号8 + lg27 - lg根号1000)/lg1.8
计算:(lg根号8 + lg27 - lg根号1000)/lg1.8
计算:(lg根号8 + lg27 - lg根号1000)/lg1.8
(lg根号8 + lg27 - lg根号1000)/lg1.8
=3(lg根2+lg3-0.5)/(lg18-1)
=3(lg3根2-0.5)/(2lg3根2-1)
=3*0.5=1.5