The function g(x)=log_(b)(x) is called a ______ function with base ______. All logarithmic functions have a domain ______. The function f(x)=bˣ is called an ______ function. These two functions are ______ of each other.
1) exponential, b, All real numbers, logarithmic, inverses
2) logarithmic, b, All real numbers, exponential, inverses
3) exponential, x, All positive numbers, logarithmic, inverses
4) logarithmic, x, All positive numbers, exponential, inverses