The elevation of a mountain above sea level at (x, y) is 3000e-(x2+2y2)/100 meters. The positive x-axis

Question:

The elevation of a mountain above sea level at (x, y) is 3000e-(x2+2y2)/100 meters. The positive x-axis points east and the positive y-axis points north. A climber is directly above (10, 10). If the climber moves northwest, will she ascend or descend and at what slope?