• anonymous
A rectangular game board is composed of identical squares arranged in a rectangular array of r rows and r+1 columns. The r rows are numbered from 1 through r, and the r+1 columns are numbered from 1 through r+1. If r>10, which of the following represents the number of squares on the board that are neither in the 4th row nor in the 7th column? A. r^2 - r B. r^2 - 1 C. r^2 D. r^2 + 1 E. r^2 + r
Mathematics
• Stacey Warren - Expert brainly.com
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SOLVED
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