Use the second derivative test to identify any critical points and determine whether each critical point is a maximum, minimum, saddle point, or none of these. (Order your answers from smallest to largest x, from smallest to largest y.) (x, y, z) = f(x, y) = x² + 18y² - x²y |---Select--- (x, y, z) = ---Select--- (x, y, z) = ---Select---

Use the second derivative test to identify any critical points and determine whether each critical point is a maximum, minimum, saddle point, or none of these. (Order your answers from smallest to largest x, from smallest to largest y.) (x, y, z) = f(x, y) = x² + 18y² - x²y |---Select--- (x, y, z) = ---Select--- (x, y, z) = ---Select---

Calculus For The Life Sciences

2nd Edition

ISBN:9780321964038

Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Chapter9: Multivariable Calculus

Section9.3: Maxima And Minima

Problem 2YT

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