Log5^x+5=log(x+1). 求x
有关log的数学题①log2(2X+3)=0②log5(X)-1/3log5(8)=0③log2(X)+log4(X)=
log(X+5)+log(X+2)=1
log(0.1)log(0.2)log(0.5)(1/根号5次2)=x,求x的值
log5(1/3) x log36 x log6a=2,求a
[( log(x^2) + log(x^4) )/ log(100 x)] = 4 求X
已知log以3为底(x-1)=log以9为底(x+5),求x的值
log3[log5(log2x)]=0 求x的值
求下列函数的定义域 y=log5^x
f(x)=|log(a)(x)-1|+|2log(a)(x)|,求使f(x)<2的x范围,
求函数f(x)=log[1/2][x^2-4x-5]单调区间
Log 下标X 中标5=3 ,怎么求X
(根号X)^(log5 (x-1))=5 简单对数方程