algebraic expressions

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What is a constant in an algebraic expression?

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A constant is a fixed value that does not change. In the expression -4x + 6y - 2, -2 is the constant.

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What is a coefficient in an algebraic expression?

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A coefficient is a numerical factor that multiplies a variable. In the expression 4 + 16v, 16 is the coefficient of v.

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What is a variable in an algebraic expression?

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A variable is a letter that represents an unknown number. In the expression 3p + 4, p is the variable.

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What are terms in an algebraic expression?

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Terms are the parts of an expression separated by + or - signs. In the expression 4 + 16v, the terms are 4 and 16v.

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What is an algebraic expression?

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An algebraic expression is a combination of numbers, variables, and operations (like +, -, *, /). For example, 3x + 5 is an algebraic expression.

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What does it mean to simplify an algebraic expression?

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To simplify an algebraic expression means to combine like terms and reduce it to its simplest form. For example, 2x + 3x simplifies to 5x.

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What is a like term?

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Like terms are terms that have the same variable raised to the same power. For example, 3x and 5x are like terms.

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What is an expression?

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An expression is a mathematical phrase that can contain numbers, variables, and operators, but does not have an equality sign. For example, 2x + 3.

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What is the difference between an expression and an equation?

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An expression does not have an equality sign, while an equation does. For example, 2x + 3 is an expression, while 2x + 3 = 7 is an equation.

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What is the degree of a polynomial?

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The degree of a polynomial is the highest power of the variable in the expression. For example, in 4x^3 + 2x^2 + 5, the degree is 3.