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Algebra 1-Chapter 2
Algebra 1-Chapter 2 Vocabulary
Question | Answer |
---|---|
The numbers 0,1,2,3,... | whole numbers |
The numbers...,;-3,-2,-1,0,1,2,3...consisting of the negative vales,zero, and the positive values. | integers |
The integers that are less than 0. | negative integers |
The integers that are greater than 0. | positive integers |
A number that can be written as a/b where a and b are integers and b does not equal 0. | rational numbers |
Two numbers that are the same distance from zero on a number line but are on different sides of 0. | opposites |
A statement with a hypothesis and a conclusion. | conditional statement |
A conditional statement with an if part and a then part. The if part containes the hypothesis, and the then part containes the conclusion. | if-then statement |
An example used to show that an if-then statement is false. | counterexample |
Two expressions that have the same value for all values of the variable. | equivalent expressions |
A property that can be used to find the product of a number and a sum or difference. | distributive property |
The number part of a term with a variable part. | coefficient |
A term that has a number part but no variable part. | constant term |
Terms that have the same variable parts | like terms |
The radical symbol where if b2=a, then b is a square root of a. | square root |
The number of an expression inside a radical symbol | radicand |
A number that is a square of an integer | perfect square |
A number that cannot be written as the quotient of two integers. | irrational number |
The set of all ratioinal and irrational numbers | real numbers |
The distance between a given value and 0 on a number line. | absolute value |
Refers to the number 0 because the sum of any number and 0 is the number. | additive identity |
The sum of a number and its opposite equals 0. | additive inverse |
Refers to the number 1 because the product of any number and 1 is the number. | multiplicative identity |
The product of a number and its reciprocal equals 1. | multiplicative inverse |