Tania is considering renting a car for the weekend. the weekend daily rate is $29.99. if she plans on picking up the car on friday morning and returning it sunday evening, how much will the rental cost her?

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