A car is accelerating while its horn is blowing. Just afterthe car passes a stationary person, the person hears a frequency of966.0 Hz. Fourteen seconds later, the frequency heard by the personhas decreases to 912.0 Hz. When the car is stationary, its hornemits a sound whose frequency is 1.00 x 103 Hz. Thespeed of sound is 343 m/s. What is the acceleration of the car?