I need to find the lim x>a (as "x" approaches "a") of

ax^2 - 2x^2 + a - a^2x + 2a^2 - x

(x - 2)(a - 2)(x - a)

I factored out (x - a) and got

ax - 2x - 2a -1

(x - 2)(a - 2)

I think I am on the right track but don't know where to go from here.

Thanks for any help.