Let f(x, y) = x2 + ay + y. What is the direction of minimum rate of change at point (2, 4)? (Enter a vector, using [ , ] brackets, such that the first coordinate (x-coordinate) is 1, 0, or - 1.) Components of vector of minimum change direction are | Check (3) Overview standard function logic vector abc unit Mostly cloudy 9 Search L Th ENG US F2 EX F4 FO -8 FO O -O F10 F12 Prt Sc Insert Delete Backspace