Use the Unit Step Function to define the graph Select one c

Use the Unit Step Function to define the graph.

Select one:

c. f(t) = 2 + U(t - 2)

d. f(t) = 2 - 3 U(t + 2)

Solution

option b) since (t-2)U(t-2) refpresents the graph of f(t) shifted through distance 2 units to the right .

So, 2 + 1/2(t-2)U(t-2) represents f(t) in terms of unit function.