Real numbers

2. Root - A number that, when multiplied by itself, gives the original number.
6. Numbers - The set of numbers that includes all rational and irrational numbers.
7. - A whole number that can be positive, negative, or zero, but not a fraction or decimal.
8. Value - The distance of a number from zero on the number line, always positive or zero.
10. Line - The number line, which represents all real numbers as points.
12. Numbers - Numbers that can be expressed as the quotient of two integers, where the denominator is not zero.
13. - A fractional number expressed in base 10, typically represented with a decimal point.
14. - The power to which a number or expression is raised.

1. Decimal - A decimal number in which a digit or group of digits repeats indefinitely.
3. Numbers - Non-negative integers, including zero (0, 1, 2, 3, ...).
4. Numbers - Numbers that cannot be expressed as the quotient of two integers, with non-repeating, non-terminating decimal expansions.
5. Numbers - Positive integers starting from 1 (1, 2, 3, ...), sometimes referred to as counting numbers.
9. Decimal - A decimal number that ends after a finite number of digits.
11. - A number expressed as the ratio of two integers, where the denominator is not zero.