Let D be the square in the x, y-plane with vertices (1,0), (0, 1), (0, -1), and (-1,0). (A) Calculate [[3(x + 1)² (y + 2)² (dx dy) by iterating such that the integral with respect x is the last integral calculated. (B) Calculate [3(x + 1)²(y + 2)² (da dy) by iterating such that the integral with respect y is the last integral calculated.

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