Please need an answer asap

Enter the smallest positive integer n for which a solution of the form y(t) = Atest exists for the equation y' - 4y + 4y=-12.5et. n Now enter the value of A for which y(t) is a solution. A = . [ TV PUIS) (a) Find the general solution to y" + 4y' = 0. Give your answer as y =... . In your answer, use cj and C2 to denote arbitrary constants and a the independent variable. Enter c, as c1 and c2 as c2. help (equations) (b) Find the particular solution that satisfies y(0) = 1 and y'(0) = 1. help ( equations)