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Math 7 Vocab Ch1
| Term | Definition |
|---|---|
| conjecture | a statement believed to be true |
| base | when a number is written in exponential form, the number that is used as a factor is the ___ |
| exponent | a number that tells how many times to use the base as a factor |
| power | a number written as a base and an exponent |
| scientific notation | a type of shorthand for writing very big or very small numbers |
| numerical expression | an expression made up of numbers and operations |
| order of operations | the rules that must be followed when simplifying expressions |
| algebraic expression | an expression that consists of one or more variables, and may contain constants and operations |
| constant | a number that does not change in an expression |
| evaluate | substitute a number for a variable in an algebraic expression |
| variable | a letter that represents a number that can vary in value |
| coefficient | the numerical factor in a term containing a variable |
| term | a number, variable, or a product of numbers and variables |
| equation | a mathematical statement that says two expressions are equal in value |
| solution | a value of the variable that makes an equation true |