计算3∧㏒3∧2-2(㏒3∧4)(㏒8∧27)-1/3㏒6∧8+2㏒1/6∧√3
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3∧㏒3∧2-2(㏒3∧4)(㏒8∧27)-1/3㏒6∧8+2㏒1/6∧√3
=2 -2* lg2/lg3 * lg27/lg8 - 1/3 *lg8/lg6 +2*lg√3 /lg1/6
=2 -2* (2lg2/lg3) * (3lg3/3lg2) - 1/3 *3lg2/lg6 +2*1/2* lg3 /(-lg6)
=2 -2* 2 - lg2/lg6 - lg3 /lg6
=-2 - (lg2+lg3) /lg6
=-2 - lg6/lg6
=-2-1
=-3
=2 -2* lg2/lg3 * lg27/lg8 - 1/3 *lg8/lg6 +2*lg√3 /lg1/6
=2 -2* (2lg2/lg3) * (3lg3/3lg2) - 1/3 *3lg2/lg6 +2*1/2* lg3 /(-lg6)
=2 -2* 2 - lg2/lg6 - lg3 /lg6
=-2 - (lg2+lg3) /lg6
=-2 - lg6/lg6
=-2-1
=-3
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