Question: 1. a) Find all four critical points for the function at, 1;) = y3 + 51:23; + 9y2 + 232. b) The critical points for

1. a) Find all four critical points for the function at,

1. a) Find all four critical points for the function at, 1;) = y3 + 51:23; + 9y2 + 232. b) The critical points for the function x, y) = 3:3 + 3:312 + 6:1:2 + y2 are (1,3), (1, 3), (4, 0) and (0, 0). Use the Second Derivative Test to classify each one as local max, local min, or saddle point

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