Chapter 8, Problem 68CRE

To determine

(a)

To show that $J_1=-e^{-x^2/2}$

To determine

(b)

To prove that $J_n=-x^{n-1}{e}^{-x^2/2}+(n-1)J_{n-2}$

To determine

(c)

To compute $J_3$ and $J_5$ using (a) and (b)