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1. |
A stable LTI system has a transfer function \(H\left( s \right) = \frac{1}{{{s^2} + s - 6}}\). To make this system causal and stable it needs to be cascaded with another LTI system having transfer function H1(s). The correct choice for H1(s) is |
A. | s + 3 |
B. | s - 2 |
C. | s - 6 |
D. | s + 1 |
Answer» C. s - 6 | |