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Posted: **Tue May 10, 2022 12:34 pm**

: 17 Find The Critical Point S Of F X Y 3x 3y 92 9y 3 And Determine Whether Each Is A Local Maximum Local Mi 1 (11.97 KiB) Viewed 35 times

17. Find the critical point(s) of f(x,y) = 3x + 3y - 92 - 9y? +3 and determine whether each is a local maximum, local minimum, or a saddle point. 18. Use Lagrange multipliers to find global maximum and minimum values of f(x,y) = 3.x - 2y subject to the constraint x² + 2y = 275