log2^(log2^5x)=1 求x
log4(log2^x)=log2(log4^x)求log2^x
求函数的定义域 y=log2(x^2-5x+6)+log2(x+2/x-1)
已知集合A={x|y=log2(1+x)-log2(1-x)},求集合A
求函数f(x)=(log2 4x)(log2 2x)在1/4
解方程log2(2-x)=log2(x-1)+1
解不等式:|log2(x-1)|+log2(5-x)
log2 (x + 3) + log2(x + 2) = 1
解方程:log2(x+4)+log2(x-1)=1+log2(x+8)
log2x^2=log2(根号2-1)-log2(根号2+1),求x+1/x
log2(x)=-2/3,求x
已知函数f(x)=log2(x+1)/(x-1)+log2(x-1)+log2(3-x),求函数f(x)定义域;和值域
已知函数f(x)=log2(x+1)/(x-1)+log2(x-1)+log2(3-x) 求f(x)的定义域和值域