Unit 1 Vocabulary

2. the symbol used to indicate a positive square root
4. a rational number whose square root is a whole number
6. a number that cannot be expressed by the quotient a/b, where a and b are integers and b does not equal zero
7. in a power, the number of times the base is used a factor. the number of times to multiply the base
8. a compact way of writing numbers with absolute values that are very large or very small
9. the set of numbers that can be expressed as a fraction a/b, where a and b are integers and b does not equal zero. the set of rational numbers is denoted by the symbol Q

1. in a power, the number that is the common factor. The number being raised to a power
3. just the number as we normally write it
5. one of the two equal factors of a number
10. the set of counting (Natural) numbers, zero, and their opposites. Denoted (represented) by the symbol Z