计算:(1).(27/8)^(1/3)+lg根号2+lg根号5+2^log(2)3+ln1 (2).(1/2)^-1+log(0.5)8
人气:218 ℃ 时间:2020-05-19 03:03:51
解答
(1).(27/8)^(1/3)+lg根号2+lg根号5+2^log(2)3+ln1=(3/2)^(3*1/3)+lg根号(2*5)+3+0=3/2+1/2+3=5(2).(1/2)^-1+log(0.5)8=2+log(0.5)8=log(0.5)(0.5)^2+log(0.5)8=log(0.5)(0.5^2*8)=log(0.5)2...
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