[1-cos(x² + y²) x² + y² if (x,y) = (0,0) 3 if (x,y) = (0,0) Show that f is not continuous at (0,0). Let f(x, y) =<
Posted: Thu Jun 30, 2022 7:39 pm
[1-cos(x² + y²) x² + y² if (x,y) = (0,0) 3 if (x,y) = (0,0) Show that f is not continuous at (0,0). Let f(x, y) =<