How do I find the domain of #ln (x-1)#?
1 Answer
Sep 7, 2014
The domain for all logarithms is restricted to positive numbers. This function, then, requires that x - 1 > 0 or x > 1.
I ask my students to state the domain in interval notation:
This value (x = 1) also produces a vertical asymptote as you will see in the graph below:
