Algebraic Vocabulary

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What is a term in algebra?

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A term is a number and/or variable that is separated by addition or subtraction symbols.

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What is a variable?

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A variable is a symbol, usually a letter, that stands for an unknown quantity.

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What is a coefficient?

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A coefficient is a number that is multiplied by a variable in an algebraic expression.

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Define constant in algebra.

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A constant is a value that does not change.

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What is an algebraic expression?

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An algebraic expression is a combination of numbers, variables, and operations.

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What does it mean to evaluate an expression?

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To evaluate an expression means to calculate its value by substituting variables with numbers.

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What is the difference between an expression and an equation?

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An expression does not have an equal sign, while an equation does.

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What is the purpose of using variables in algebra?

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Variables are used to represent unknown values and to create general formulas.

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What is the order of operations in algebra?

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The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right), often abbreviated as PEMDAS.

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What is a polynomial?

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A polynomial is an algebraic expression that consists of terms with non-negative integer exponents.