Homework Statement
The temperature at a point (x,y,z) is given by T(x,y,z)=200e^[−x^(2)−y^(2)/4−z^(2)/9], where T is measured in degrees celcius and x,y, and z in meters.
Find the rate of change of the temperature at the point (0, -1, -1) in the direction toward the point (-2, 1...