1.求x的实数范围满足log(4-x)+log(x+3)
1.求x的实数范围满足log(4-x)+log(x+3)
(高一)若x满足2(log(1/2)x)^2-14log(4)x+3≤0,求f(x)=[log(2)(x/2)]*{lo
2 log(3x)= log 4 +log(6-x)怎么求...急
已知log(2)[log(3)(log(4) x)] = log(3) [log(4) (log(2) y)]=0,求x
对数计算1.{log(4)(3)+ log(8) (3)} X {log(3)(2)+log(9)(2)}2.{log(
已知log(1-2a)2x <log(3a-1)x求a的取值范围
f(x)=|log(a)(x)-1|+|2log(a)(x)|,求使f(x)<2的x范围,
求对数式log(2-x)(x+3)中x的取值范围
求log(1-2x)(3x+2)中x的取值范围
若x满足2﹙log以½为底x的对数﹚²-14log以4为底x的对数+3≦0,求f(x)=log以2为
[( log(x^2) + log(x^4) )/ log(100 x)] = 4 求X
已知x满足根号2≤x≤8,求f(x)=(log(2)x/4)(log(2)x/2)的最大值与最小值