The value of the waveform v(t) (VA VBeat) u(t) is 5 V at t 0,

The value of the waveform v(t) ¼ (VA VBeat) u(t) is 5 V at t ¼ 0, 8 Vat t ¼ 5 ms, and approaches 12 Vas t!1. (a)

Find VA, VB, and

a, and then sketch the waveform, (b)

Validate your answers by plotting your result in MATLAB.