revious Probl (1 point) Solve y' + 9x ¹y = x5, (a) Identify the integrating factor, a (x). a(x) = (b) Find the general solution. y(x) = Note: Use C for an arbitrary constant. (c) Solve the initial value problem y(1) = −2. y(x) = Next Problem LIST y(1) = -2.