In what directions is the derivative of f(x,y) = xy + y² at P(1,8) equal to zero? Select the correct choice below and, i
Posted: Sat Jul 09, 2022 2:25 pm
In what directions is the derivative of f(x,y) = xy + y² at P(1,8) equal to zero? Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. U= (Simplify your answer. Use a coma to separate answers as needed. Type your answer in terms of i and j.) OB. There is no solution.