Plus there must be a way to answer that is better, one that makes her believe I am getting on with life, and I don't need her, yet also does not give her extra help and re-assurance that what she is doing is right?
Speak with ACTIONS not WORDS.
Yes I would not continue the same words that you said before.
I would also not believe anything she says.
Some of it may just be to TEST you to see if you really have changed.