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Chapter 12.5, Problem 1E Step-by-step solution Step 1 of 4 1. (a) Z = (x + 2) (y + 1) + (130 - 4x - 6y) Step 2 of 4 (b) The first-order condition requires that = 130 4x 6y = 0, Thus we have A* = 3, X* = 16, and y* = 11. Comments (1) Anonymous how? Step 3 of 4 046 (c) H = 401 = 48 > 0. Hence utility is 610 Step 4 of 4 (d) No. Comments (2) Anonymous could anyone at least tell me briefly why? Anonymous No.