Adeline needs three new pairs of soccer shorts. They cost $12 each.
Write a number sentence using the variable s to represent the total cost of the soccer shorts Adeline needs.

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