actually i should be able to take the derivative of
so
then
and
and then just multiply in the cube, no?
i am to use provided to find a power series representation for
so i want to foil the binomial, move the cube, and convert the statement into the form of
considering only
i get
so
now i'm at a loss has to how to get it into the form
integrating/differentiating term-by-term doesn't seem to be helpful as each makes the situation far more complicated.