Classification of Signals
Quick practice
Question 1 of 5
For the figure shown below-
Which of the following represents x(t) in terms of unit step u(t)?
A
x(t) = – 2u(t + 3) + 2u(t + 1) – u(t – 2) + u(t – 3)
B
x(t) = 2u(t + 3) – 2u(t + 1) + u(t – 2) – u(t – 3)
C
x(t) = 2u(t + 3) – 4(t + 1) + u(t – 2) + u(t – 3)
D
x(t) = – 2u(t + 3) + 4(t + 1) – u(t – 2) – u(t – 3)
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