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1. |
If f(t) = u(t), then its Laplace transform is? |
A. | ( frac{scos(b)-asin(b)}{s^2+a^2} ) |
B. | 1/2 |
C. | ( frac{s}{s^2-a^2} ) |
D. | ( frac{b}{(s-a)^2+b^2} ) |
Answer» C. ( frac{s}{s^2-a^2} ) | |