Derive Eqs. 9.179, and from these obtain Eqs. 9.180...

(a) Derive Eqs. 9.179, and from these obtain Eqs. 9.180.

(b) Put Eq. 9.180 into Maxwell’s equations (i) and (ii) to obtain Eq. 9.181. Check that you get the same results using (i) and (iv) of Eq. 9.179.

Reference equation 9.179

Reference equation 9.180

Reference equation 9.181