For both differential equations below, d²y dt² 9t ·(²¹). + 4y = cos d²y dt² + 5y = 3 cos (2t). a) determine the frequenc
Posted: Tue Jul 05, 2022 10:03 am
For both differential equations below, d²y dt² 9t ·(²¹). + 4y = cos d²y dt² + 5y = 3 cos (2t). a) determine the frequency of the beats. b) determine the frequency of the rapid oscillations, and c) use the information from parts (a) and (b) to give a rough sketch of a typical solution.