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Coefficients are numerical factors that multiply variables in mathematical expressions, particularly in algebra and statistics. They can be positive, negative, or zero and often indicate the strength or direction of a relationship in equations. In polynomials, coefficients determine the shape of the graph, while in regression analysis, they represent the impact of independent variables on a dependent variable. Additionally, coefficients can vary in type, such as integer, fraction, or decimal, depending on the context of the problem.

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