Answer Happy

Photo OO OO Open with Preview 015 10.0 points From the contour map of f shown below de- cide whether fx and fy are positive, negative, or zero at P.

Photo 00 00 Preview y P х 1. fx > 0, fy > 0 2. fx < 0, fy > 0 3. fx < 0, fy < 0 4. fx = 0, fy < 0 5. fx > 0, fy < 0 6. fx 0, fy > 0 =

> Photo 00 OO Preview 018 10.0 points Determine whether the partial derivatives fri fy of f are positive, negative or zero at the point P on the graph of f shown in 2 у C < 0 0 1. fx > 0, fy = 0 2. fx = 0, fy < 0 3. fx < 0, fy 4. fx = 0, fy 5. fx > 0, fy > 0 6. fx < 0, fy > 0 7. fx = 0, fy > 0 8. fx < 0, fy < 0