Given that F(s) e-2/(s + 1), then f(t) is A. e-t-2 u(t-2) - B. e-(-2) (t 2) C. e-t+2 u(t+2) D. e-(t+2) u(t + 2) What is the result of u(t) * u(t)? A. t B. t² C. et D. te-t What is the Laplace transform of te-t sin 2t? A. (s+1)/[(s+1)²+4] B. 2(s +1)/[(s + 1)²+4] C. 2(s+1)/[(s+1)²+4]² D. 4(s +1)/[(s + 1)²+4]² Find the convolution of e³tu(t) and t²u(t) A. 3/s²(s-3) B. 3/s³(s-3) C. 2/s²(s-3) D. 2/s³(s-3)

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