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Chemistry 19 Online
votecity20:

A rectangular block of metal with a square crosssection has a total surface area of 250 cm^2. Find the maximum volume of the block of metal.

Vocaloid:

Volume of a rectangular prism is maximized when the shape is a cube* Surface area of a cube is 6x^2 = 250 Solve for x From there, calculate the volume of a cube: x^3

Vocaloid:

*let me know if you need a proof of this

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