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Mod 5 Vocab

TermDefinition
Counterexample A statement or example that shows a conjecture is false.
Cube root One of three equal factors of a number. If a=b, then a is the cube root of b.
Inverse operations Pairs of operations that undo each other. Addition and subtraction are inverse operations. Multiplication and division are inverse operations
irrational number A number that cannot be expressed as the ratio a/b, where a and b are integers.
natural numbers The set of numbers used for counting.
perfect cube A number whose cube root as a integer .27 is a perfect cube because its cube root is 3
perfect square A number whose square root is a whole number. 25 is a perfect square because it's square root is 5.
principal square root The positive square root of a number.
radical sign The symbol used to indicate a positive square root.
real number The set of rational numbers together with the set of irrational numbers.
square root One of two equal factors of a number. If a=b, then a is the square root of b.
truncating A process of approximating a decimal number by eliminating all decimal places past a certain point without rounding.
Created by: user-1982143
 

 



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