Find the rst four nonzero terms in a power series expansion about I = U for a general solution to the given differential equation. (x2+14]y\"+y=[l are): D + (Type an expression in terms of an and a1 that includes all terms up to order 3.} Find at least the first four nonzero terms in a power series expansion about x = 0 for a general solution to the given differential equation. y" + (x - 10)y' + y=0 y(X) = (Type an expression in terms of a, and a, that includes all terms up to order 3.)