Solved: Let v = [x, y. V3]. Find a V3 such that (a) div v

Chapter 9, Problem 9.1.256

(choose chapter or problem)

Let \(\mathrm{v}=\left[\begin{array}{lll}x, & y, & v_{3}\end{array}\right]\). Find a \(v_{3}\) such that (a) div v > 0 everywhere, (b) div v > 0 if |z| < 1 and div v < 0 if |z| > 1.

Text Transcription:

v=[x,y,v_3]

v_{3}