¿Cuáles son las aplicaciones de la serie de Fourier en diferencial?​

On a average work day more than work place firs are reorted

If a particle moves along a path such that r : (3 sin t) m and ? : 2t rad, where t is in seconds. what is the particle's acceleration in m/s in 4 seconds? a)- 16.43 b)- 16.29 c)- 15.21 d)- 13.79

Burgers vector is generally parallel to the dislocation line. a)-true b)-false