1.- Use Laplace transforms to solve the given initial-value problem:
y′′+ 3y′+ 2y = 10uπ/4(t) sin (t − π/4), y(0) = 1, y′ (0) = 0
2.-Solve the given initial-value problem up to the evaluation of a convolution integral.
y′′+ 16y = f (t), y(0) = a, y′ (0) = p
