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Home > AC > Chapter 12 > Lesson 12.4.2 > Problem 12-73

12-73.

If a tile pattern can be described by the equation , where represents the figure number and represents the number of tiles, find each of the following.

  1. The number of tiles in Figure .

  2. The number of the figure that contains tiles.

Substitute 307 into the equation for .

Solve for .

Set .

Solve for .