Tomas is finding the coordinates of point a. he knows that point a has an x-coordinate of 8. he starts to compute the value of the y-coordinate. complete tomas’s work to answer the question. which is the coordinate of point a? (8, –6) (–6, 8) (6, –8) (–8, –6)

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