MCQOPTIONS
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MCQOPTIONS
| 1. |
Find the (L^{-1} ( frac{s}{2s+9+s^2}) ). |
| A. | (e^{-t} {cos u2061(2 sqrt{2t})-sin u2061( sqrt{2t}) } ) |
| B. | (e^{-t} {cos u2061(2 sqrt{2t})-sin u2061(2 sqrt{2t}) } ) |
| C. | (e^{-t} {cos u2061(2 sqrt{2t})-cos( sqrt{2t}) } ) |
| D. | (e^{-2t} {cos u2061(2 sqrt{2t})-sin u2061(2 sqrt{2t}) } ) |
| Answer» C. (e^{-t} {cos u2061(2 sqrt{2t})-cos( sqrt{2t}) } ) | |