I have one question that says

lim x-> (3^x - 1) / (2^x - 1)

I made that into

lim x -> 0 (ln3 x 3^x) / (ln2 x 2^x)

Is that correct? Where would I go from there?

Also I have a question

lim y->0 ((sqroot 5y+25) - 5) / y

I am not sure how I would do this problem.

Thanks for the help!