Provide an appropriate response.Determine the critical points of f(x, y) = x2+ 2xy + 2y2 - 4y and also determine by the second-derivative test whether each point corresponds to a relative maximum, to a relative minimum, to neither, or whether the test gives no information.
What will be an ideal response?
, relative minimum
You might also like to view...
Find the area of the triangle using Heron's formula. Round your answer to two decimal places as needed.
A. 5.81 m2 B. 11.62 m2 C. 16.43 m2 D. 8.22 m2
Solve the equation.
= 5
A. ?
B. {5}
C. {25}
D. 
Graph the function. State whether it is increasing, decreasing, or constant..h(x) = -5x - 6
A. increasing
B. decreasing
C. decreasing
D. increasing
Solve the problem.On a buying trip in Los Angeles, Rosaria Perez ordered 120 pieces of jewelry: a number of bracelets at $11 each and a number of necklaces at $15 each. She wrote a check for $1640 to pay for the order. How many bracelets and how many necklaces did Rosaria purchase?
A. 35 bracelets and 85 necklaces B. 40 bracelets and 80 necklaces C. 50 bracelets and 70 necklaces D. 45 bracelets and 75 necklaces