2.3 Basic Sequences Real sinusoidal sequence- x[n]=Acos(@on+p) where A is the amplitude,0o is the angular frequency,and o is the phase of x[n] Example- 2 2 10 20 30 40§2.3 Basic Sequences • Real sinusoidal sequence - x[n]=Acos(ω0n+ϕ) where A is the amplitude, ω0 is the angular frequency, and ϕ is the phase of x[n] Example -