y=(1/3)^[2/(3x-1)],求函数值域

问题描述:

y=(1/3)^[2/(3x-1)],求函数值域

由2/(3x-1)不等于0得,y=(1/3)^[2/(3x-1)]值不等于1
y=(1/3)^[2/(3x-1)],函数值域是(-无穷,1)U(1,+无穷)