An open top box with a square base is designed to contain 2000 cm³ of volume. If we let z denote the length and width of the square base, which function A(x) below represents the surface area of this box? 5. 8000 (a) A(z) = r² + 2000 (b) A(z) =r² + %3! (c) A(z) = r² + 4ry %3D (d) A(z) : (e) None of the above.

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