Originally Posted by

**dark-ryder341** Hello everyone,

Well, our class recently started learning limits, and I'm having some troubles with two of the questions from the homework.

The other question involves finding the limits of functions that have square roots in them. I was wondering if there's any 'general' way of solving those sorts of functions, since I have four of those questions, and I'm unsure of how to go about those.

Anyhow, the second question is: Find the limit for:

lim for x --> -infinity squareroot(9x^6-x)/x^3+6

I really have no idea how to go about this question, so any help is greatly appreciated!