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1. |
The Laplace transform of the signal u(t) u(t-2) is ______________ |
A. | ( frac{e^{-2s}-1}{s} ) |
B. | ( frac{-e^{-2s}+1}{s} ) |
C. | ( frac{2}{s} ) |
D. | ( frac{-2}{s} ) |
Answer» C. ( frac{2}{s} ) | |