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15 Cards in this Set
- Front
- Back
evaluate
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To find the value of an algebraic expression by replacing variables and numerals.
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Variable
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A symbol, usually a letter, used to represent a number.
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Factor
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A number that divides into a whole number with a remainder of zero.
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Prime factor
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A prime number that is a factor of a specific product.
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Composite number
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A number greater than 1 with more than two factors.
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Prime factorization
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A composite number expressed as a produce of prime numbers.
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Base
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In a power the number used as a factor.
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Exponent
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In a power, the number of times the base is used as a factor.
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Power
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A number that can be expressed using exponents.
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Squared
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The product of a number and itself. Example: The square of 6, or 62, is 36, because 6 x 6 = 36.
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Cubed
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The product in which a number is a factor three times. Example: The cube of 2, or 2 cubed, is 8 because 2 x 2 x 2 = 8.
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Numerical expression
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A mathematical expression that has a combination of numbers and at least one operation. 4 + 2 x 3 is a numerical expression.
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Order of operation
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1. Evaluate expressions inside grouping symbols.
2. Evaluate all powers. 3. Do all multiplications and/or divisions from left to right. 4. Do all additions and/or subtractions from left to right. |
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Algebra
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A mathematical language that uses symbols, usually letters that stand for unknowns, along with numbers.
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Algebraic expression
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An expression consisting of one or more numbers and variables along with one or more arithmetic operations.
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