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Variable

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A symbol, often a letter, used to represent a number in mathematical expressions or equations.

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Coefficient

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A numerical or constant quantity placed before and multiplying the variable in an algebraic expression.

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Constant

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A fixed value that does not change, often represented by a number in an algebraic expression.

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Expression

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A combination of numbers, variables, and operators (such as +, -, *, /) that represents a mathematical relationship.

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Equation

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A statement that asserts the equality of two expressions, typically involving variables and constants.

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Term

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A single mathematical expression, which can be a number, a variable, or the product of numbers and variables.

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Polynomial

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An algebraic expression consisting of one or more summed terms, each term including a variable raised to a non-negative integer power.

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Linear Expression

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An algebraic expression in which the variable is raised to the power of one, forming a straight line when graphed.

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Quadratic Expression

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An algebraic expression where the highest power of the variable is two, forming a parabolic curve when graphed.

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Factor

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A number or expression that divides another number or expression evenly, without leaving a remainder.