The graph of a line is given by the equation y = x + 7. What is the slope of the line? a. y 2 b. 3 vX WIN 4 The graph of a line is given by the equation y = -=X – 8. What is the v-

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