Math question: What is the limit as x approaches 3 of (2x^2 + 5x + 1) / (x^2 - 9)?
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Math question: Simplify √(12) + √(27)
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Math question: What is the rule for congruence of triangles that states if two sides and their included angle of one triangle are congruent to two sides and their included angle of another triangle, then the triangles are congruent?