noun
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algebraa numerical or constant quantity placed before and multiplying the variable in an algebraic expression.
A coefficient is a numerical or constant quantity placed before and multiplying the variable in an algebraic expression. For example, in the algebraic expression , the number is the coefficient. It multiplies the variable , scaling its squared value.
A variable is a symbol that represents an unknown or indeterminant quantity. Variables can represent numbers, vectors, or other mathematical objects, depending on the context.
A constant is a value that does not change or vary in a mathematical expression or equation. It is the opposite of a variable, which can take on different values. Constants can be numbers, symbols, or even functions that remain unchanged throughout a given problem or context.