Answer Happy

9. Assume 2 CR3 is a bounded domain and its surface a 2 is smooth, and the point (x0, Yo, zo) 1. Let (x - 30,y - Yo, 2 - 20) T = r= (x - xo)2 + (y - y)2 + (z – 20)2. r Show that dadydz SIS Slam rinds r