algebra

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Across
  1. 4. the nonegative integers
  2. 6. the numerical factor when a term has a variable
  3. 8. a number that is either rational or irrational
  4. 11. a symbol that represents one or more numbers
  5. 14. whole numbers and their opposites
  6. 15. a mathematical phrase that can include numbers, variables and operation symbols
  7. 17. two numbers that are the same distance from 0 on a number line, but in opposite directions
  8. 18. a mathematical sentence that compares values of two expressions using an inequality symbol
  9. 20. a mathematical sentence that uses an equal sign
Down
  1. 1. given a nonzero rational number a/b, the reciprocal, or multiplicative inverse is b/a The product non of a non zero number and it’s reciprocal is 1.
  2. 2. a number that is multiplied repeatedly
  3. 3. a number that shows repeated multiplication
  4. 5. an equation that contains one or more variables
  5. 7. a term that has no variable factor
  6. 9. a real number that can be written as a quotient of two integers where the denominator is not 0. Rational numbers in decimal form are terminating and repeating.
  7. 10. replace an expression with it’s simplest name
  8. 12. a number that cannot be written as a ratio of two integers. Irrational numbers in decimal form are nonterminating and nonrepeating
  9. 13. the distance that the number is from zero on a number line
  10. 16. any example that proves a statement false
  11. 19. the base and the exponent on an expression of the form A(n).