log1/3X=4/3 则X=?
log1/4(x+3)-log4(x-1)=log1/4(x+9)?
已知x满足不等式:2(log1/2 x)²+7log1/2 x +3≤0,则函数f(x)=(log2 x/4)
log4(x+3)+log1/4(x-3)=log1/4(x-1)+log4(2x+1),说明:
若2(log1/2x)2+7log1/2x+3小于等于0,求Y=log1/2(x/2).log2(x/4)的最大值与最小
log4 (3-x/1-x)=log1/4 (2x+1/3+x)
设M={x|log1/2(x²-3x-4)>log1/2(2x+10)},N={x|(x²-10ax
已知x满足不等式log1/2(x^2)≥log1/2(3x-2),求函数f(x)=log2(x/4)*log2(x/2)
已知x满足不等式log1/2x^2≥log1/2(3x-2),求函数f(x)=(log2^x/4)*(log2^x/2)
已知x满足不等式2(log1/2 x)^2+7log1/2 x+3≤0.f(x)=(log2 x/4)^2(log2 x
已知f(x)=log1/2(-x²+3x+4),求f(x)值域
求函数的单调递减区间 y=log1/3 ^(x ) +log1/3( x)
求函数y=(log1/3x)²+log1/3x的单调递减区间.