Amap has a scale of 1 cm : 20 km. two cities are 2.5 cm apart on the map. to the nearest tenth of a kilometer, what is the actual distance correponding to the map distance? label your solution.

Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x, y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis