Across
- 5. a number that can be expressed exactly by a ratio of two integers
- 6. the source or origin of a thing
- 7. a positive integer or zero
- 9. a number usually expressed in the form a/b
- 10. Mathematics. an expression or a proposition, often algebraic, asserting the equality of two quantities
- 13. the theorem that the square of the hypotenuse of a right triangle is equal to the sum of the squares of the other two sides
- 15. Mathematics. a theoretical proposition, statement, or formula embodying something to be proved from other propositions or formulas
- 18. capable of being varied or changed; alterable
- 20. a rational number or the limit of a sequence of rational numbers, as opposed to a complex number
Down
- 1. the development at length of an expression indicated in a contracted form
- 2. of or going to the root or origin; fundamental
- 3. a quantity of which a given quantity is the square
- 4. a number that cannot be exactly expressed as a ratio of two integers
- 8. The decimal expansion of a number is its representation in base
- 11. Also called counting number. one of the positive integers or zero; any of the numbers
- 12. (of a variable) having values determined by one or more independent variables
- 14. the quality or power of expressing an attitude, emotion
- 16. pertaining to tenths or to the number 10
- 17. a quantity of which a given quantity is the cube
- 19. Mathematics. one of the positive or negative numbers