algebra 1 chapter 1: foundations of algebra

real numbers

all natural,whole,integer,rational, and irrational numbers

natural numbers

all counting numbers starting at 1

whole numbers

all numbers from zero and above excluding fractions and decimals

integers

all negative numbers

rational

all decimal and fractions including negative and whole

irrational number

numbers that’s decimals go on for a very long time but do not repeat

law of trichotomy

there can only be one relationship between two real numbers

absolute value

the distance that number is from zero excluding negative or positive signs

exponents

a superscript showing multiplication

base

the number being multiplied repeatedly in a power

power

an expression showing the base and exponent

order of operations

the correct order to simplify expressions

variables

the letters that which represent unknowns

constant

all numbers in algebra

algebraic expressions

made up of constants, variables, and arithmetic operations