83. the lagrangian for a system shown in figure is m,) be k o000 1 over a ----->x listance gian of (a) mx2 k mgx (b)mx2 k?mg 2 c) mx+k+mgx m 2 kx-mgr 84) which

83. The Lagrangian for a system shown in figure is m,) be k O000 1 over a ----->X listance gian of (a) mx2 k mgx (b)mx2 k?mg 2 c) mx+k+mgx m 2 kx-mgr 84) Which of the following in of simnl pls explain