) Solve:- (a)+3y=lo Sint , Y0-o; (b) y'=a2Y-0.01, Y0=-0.25; (cytay-2a2Y-0, YO)-6.70=7. ANS.2:(a) % 7. cost+3 Sint;(b)): 2057-0.25,(c)Y=2204 4. et. at (3) Solve:-(9) Y"+3y'+2y=4t, ifortri and 8 (ft>1,80=0,76.; (b) Y"+97= 8Sint if ostro and if t>J,Y)= 0, 70-4; (c) Y"+Y-2Y = 3Sint-cost if ost521 and 3 Sinzt - Coszt (ft> 20, YOO = 1, 1(O)=0-54e4Ettet-3 jf oxt51