Practice problem
Determine which of the following are viable inputs for xxx when f(x)=ln(x)f(x) = \ln(x)f(x)=ln(x) (check all that apply).
121212
000
111
−1-1−1
15\frac{1}{5}51
−15\frac{-1}{5}5−1
181818
Type a concept, like “slope” or “photosynthesis”.