(1)lg(3x-10)求x取值范围.(2)log(x+1)(x-2).(x+1)在右下角(3)log(x+1)(x-1
9.已知log(2在log的右下角)x=3,则x^-1/2=( )
1/log(2)x+1/log(3)x+1/log(4)x=1,x=?
求对数式log(2-x)(x+3)中x的取值范围
(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
求log(1-2x)(3x+2)中x的取值范围
log底数7[log底数3(log底数2X)]=0,那么x^1/2的值是
log底数1/2 真数(2x-3)>0则x的取值范围是
求下列函数的定义域:(1)y=√4-log₂ x ;(2)y=√lgx+lg(5-3x),lg(5-3x)不
log(0.1)log(0.2)log(0.5)(1/根号5次2)=x,求x的值
请画出下列图像:log 1/2 (-x) y=log 1/3 /x/
一、已知f(x)=log底下2(x^2+2x+5),g(x)=log底下1/2(x^2-3x+2)
求极限 ①lim x→n- (x-[x]) ②lim x→e log(x-1)/x-e ③limx→0+ log x^x