Mathematics, 09.09.2020 02:01, winterblanco

The contractor that was hired to lay the tile in the cafeteria is trying to generalize a way to calculate the number of colored tiles needed for a checkerboard border surrounding a square of tiles with any dimensions. To represent this general situation, the contractor started sketching the square below. Find an expression for the number of colored border tiles needed for any N x N square center.

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The contractor that was hired to lay the tile in the cafeteria is trying to generalize a way to calc...