If_u_(t)_=_1_for_t_>=_0_and_u_(t)_=_0_for_t_ – McqOptions

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1.	If_u_(t)_=_1_for_t_>=_0_and_u_(t)_=_0_for_t_
A.	1/s(1+e<sup>(-as)</sup>)
B.	1/s(1-e<sup>(-as)</sup>)
C.	1/s(1+e<sup>as</sup>)
D.	1/s(1-e<sup>as</sup>)
Answer» C. 1/s(1+e<sup>as</sup>)

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