Make sure that the figures are labelled correctly. Title each figure with your initials or name. If you have more than one plot in the same figure, title only the top one. Remember marks will be given for presentation and accuracy.

Z₁(t)
↑
2│ _____
│ │ ╲
1│ ____│ ╲
│ │ ╲
│___│_________________╲____> t
1 2 3 4 5

Define a MATLAB function for zi(t) using singularity function. [This should be in the section for function declarations].