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https://commons.wikimedia.org/wiki/File:Sum_and_difference_of_2_cubes.svg
Image: Wikimedia Commons

Visual proofs of the formulas for the difference (left) and sum (right) of two cubes.

By CMG Lee.

January 28, 2025January 27, 2025 | Science & Math

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Futility Closet is a collection of entertaining curiosities in history, literature, language, art, philosophy, and mathematics, designed to help you waste time as enjoyably as possible.

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