The unit impulse response of the system c (t) = -4e-t + 6e-2t for t>0. – McqOptions

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1.	The unit impulse response of the system c (t) = -4e^-t + 6e^-2t for t>0. The step response of the same system for t 0 is _______________
A.	-3e<sup>-2t</sup> 4e<sup>-t</sup> + 1
B.	-3e<sup>-2t</sup> + 4e<sup>-t</sup> 1
C.	-3e<sup>-2t</sup> 4e<sup>-t</sup> 1
D.	3e<sup>-2t</sup> + 4e<sup>-t</sup> 1
Answer» C. -3e<sup>-2t</sup> 4e<sup>-t</sup> 1

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