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1. |
Find the laplace transform of y(t)=et.t.Sin(t)Cos(t). |
A. | ( frac{4(s-1)}{[(s-1)^2+4]^2} ) |
B. | ( frac{2(s+1)}{[(s+1)^2+4]^2} ) |
C. | ( frac{4(s+1)}{[(s+1)^2+4]^2} ) |
D. | ( frac{2(s-1)}{[(s-1)^2+4]^2} ) |
Answer» E. | |