when condensing this expression why is the answer ln5.

Question

ln25-ln5

Answer 1

ln 25 = ln 5^2 = 2 ln 5
so we have
2 ln 5 - 1 ln 5
which is one ln 5

Answer 2

Isn't log(A/B) = logA - logB ?

so.....

Answer 3

much easier... thanks!!