A variation calculation is done with the normalised to all wave fue" 4(x) = 15 49.5/2 (9):) for the 1-dim potential well. Dan if Ix| < a if 1x1 za The ground state property is estimated to be (a) (b) /h ma 2 5+ V(x) = { 0 { 2 3 mq 30 3 12 5 ma 61 (c) // (4) & ta- 5 ma