Across
- 4. value, a real number regardless of its sign.
- 8. system, a system that uses coordinates to establish position
- 9. a quantity expressed as a sum or difference of two terms.
Down
- 1. number, a number of the form a+bi where a and b are real numbers and i is the square root of -1
- 2. a number representing a quantity with a fixed value
- 3. root, a number that when multiplied three times equals a given number
- 4. inverse, one of a pair of numbers whose sum is zero.
- 5. a constant number that serves as a measure of some property
- 6. theorem, a theorem giving the expansion of a binomial raised to a given power
- 7. a straight line through a body or figure.