Harmonic oscillator (9 pt) a) (6 pt) calculate the expectation value of the following operators with respect to the state in) of simple harmonic oscillator( i. e. (nlî |xn), (n|p|n), (a) î (b) x (c) p. (d) ń 2 (e) 2 (f) (g) (h) 3 4 5 (i) î6 b) (3 pt) use the result of (a) to calculate the energy en for a particle in the eigenstaten) of the harmonic oscillator, whose hamiltonian is, à = "* +3mw? 82 – a83 – bx+4 +385