Determine the values of P∞ and E∞ for each of the following signals: 
 b. 


 d. 


	f. 

Periodic and aperiodic signals Determine whether or not each of the following signals is periodic:

 b. 



Determine whether or not each of the following signals is periodic. If a signal is periodic, specify its fundamental period.

 b. 


 d. 



Transformation of Independent variables A continuous-time signal x(t) is shown in Figure 1. Sketch and label carefully each of the following signals:

	b. 
 c. 

d.	
	e. 
	f. 
 Figure 1: Problem Set 1.4
Even and Odd Signals
For each signal given below, determine all the values of the independent variable at which the even part of the signal is guaranteed to be zero.

 b. 


 d. 
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