1.

Evaluate (exp(-at)u(t))*u(t), u(t) being the heaviside function.

A. (1-exp(at)) u(t)/a
B. (1-exp(at)) u(-t)/a
C. (1-exp(-at)) u(t)/a
D. (1+exp(-at)) u(t)/a
Answer» C. (1-exp(-at)) u(t)/a


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