已知log(1/7)[log(3)(log(2)x)]=0
已知log(1/7)[log(3)(log(2)x)]=0
已知log(2)[log(3)(log(4) x)] = log(3) [log(4) (log(2) y)]=0,求x
log底数7[log底数3(log底数2X)]=0,那么x^1/2的值是
已知log∨7∧[log∨3∧(log∨2∧x)]=0 求X∧1/2的值
已知log的2次方【log的3次方(log的4次方x)】=log【log的4次方(log的2次方y】=0,求x+y的值
已知函数f(x)=log.(1-x)+log.(x+3)(0
已知0<a<1,x=log a 根号2+log a 根号3
已知2(log以1/2为底x)²+7log以1/2为底x+3≤0,求函数y=(log以2为底x/2)
log(X+5)+log(X+2)=1
1/log(2)x+1/log(3)x+1/log(4)x=1,x=?
log(0.5x)(2)-log(0.5x^3)(x^2)=log(0.5x^3)(4)
已知x,y,z均大于1,w不等于0,log x w=24,log y w=40,log xyz w=12,求log z