Solve the model for a driven spring/mass system with damping, and the driving function f is the meander function with amplitude 10, and a=π.

a) 1.25sin(πt) - 0.5cos(πt)
b) 0.8sin(πt) - 0.6cos(πt)
c) 1.5sin(πt) - 0.3cos(πt)
d) 1.8sin(πt) - 0.7cos(πt)