(a) (b) Use Picards methods up to the second iteration corresponding to x-0.2 for the particular solution of = x + 2,2 = x - y given that when x = 0, y = 2 and z =1 dy dz dx dx [11 marks] dy Consider IVP = x + y; y(0) = 1 dx Taking h = 0.05 approximate y(0.1)using Euler's modified method. [9 marks]