a sine wave 5*sin(2π4t) Amplitude =5 Frequency =4 Hz seconds0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 - 8 - 6 - 4 - 2 0 2 4 6 8 5*sin (24t) Amplitude = 5 Frequency = 4 Hz seconds A sine wave