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Posted: **Wed Jul 06, 2022 12:40 pm**

: Let F X Y Y X 21 Y 3x 30y 2 1 Find All The Critical Points Of F 2 Determine Whether F Has A Relative M 1 (24.31 KiB) Viewed 10 times

Let f(x, y) = y³ + x³ – 21 y² - 3x + 30y 2 1. Find all the critical points of f. 2. Determine whether f has a relative maximum, a relative minimum, or a saddle point at each critical point obtained in item #1.