2log(x)(25)-3log(25)(x)=1怎么解X啊.急
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2log(x)(25)-3log(25)(x)=1怎么解X啊.急2log(x)(25)-3log(25)(x)=1怎么解X啊.急2log(x)(25)-3log(25)(x)=1怎么解X啊.急把log
2log(x)(25)-3log(25)(x)=1怎么解X啊.急
2log(x)(25)-3log(25)(x)=1怎么解X啊.急
2log(x)(25)-3log(25)(x)=1怎么解X啊.急
把log(x)(25)设为Y
化简得2Y-3/Y=1
然后化成一元二次方程计算 得Y=-1或1.5
然后解得X=1/25 或125
2log(x)(25)-3log(25)(x)=1怎么解X啊.急
(log(2)125+log(2)25+log(8)5)*(log(125)2+log(25)4+log(5)8)
2log(5)25+3log(2)64=?
2^log(4)(3)加3^log(9)(1/4)加5^log(1/25)(2)
log(2)(25)*log(3)(根号2)*log(5)(9)+_+ 请问为什么错?
log(2)25×log(3)4×log (5)9等于多少?
log(2)(25)×log(3)(1/16)×log(5)(1/9)=?
log(2)1/25乘以log(3)1/8乘以log(5)1/9
log(x+5)=log(x)+log(2) log(8)+log(x)=log(24) 2log(x)=log(2x)+log(3)
[log(x)(25)]^2 就是对数函数外的平方怎么算?2log(x)(25)-3log(25)(x)=1
log(4)25-2log(4)10+log(4)5*log(5)16
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2 log(3x)= log 4 +log(6-x)怎么求...急
已知log(2){log(3)[log(4)(x)]}=5^0,则x=?