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1) (1.5pt) The output y(t) of a system satisfies the differential equation + y = 0, which additionally satisfies y(0)=4 and y(0)=0. The Laplace transform of y(t) is given by 2 a. s+1 4 b. S+1 4 C. 2 S +1 2 2) + f(x+2) is (F(w) is the d. 4 S +1