Wooden-framed chalkboard filled with various mathematical equations and geometric diagrams drawn in white chalk. The board features complex algebraic expressions, calculations, and sketches of shapes such as triangles, circles, and rectangles. Equations include variables like "x" and "y" alongside numeric coefficients. Detailed geometric figures show angles and labels indicating specific values or theorems. Chalk residue is visible on the green board, creating an authentic educational setting. The layout suggests a focus on comprehensive mathematical problem-solving and teaching.
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