# Homework Help: Compute the Energy of the signal

1. Jun 5, 2010

### nightworrier

tr(0.1t-3)
tr(0.2t-3)
p((t-5)/4)
compute the energy?

As far as i know,
i tried to plot the functions and calculate the area under the triangle. but i am not sure that i find the correct answer. Could you let me be sure about the answers?