Unit 1-13 Crossword

123456789101112131415
Across
  1. 5. A number, a variable, or the product of a number and a variable
  2. 9. a formula that gives the solutions of the general quadratic equation ax2 + bx + c = 0
  3. 10. The distance a number is from zero on the number line, ignoring the direction (positive or negative).
  4. 12. Whole numbers and their opposites
  5. 14. The set of numbers 1, 2, 3, 4,... also called counting numbers
  6. 15. Numbers that cannot be expressed in the form a/b, where a and b are integers and b=0
Down
  1. 1. A mathematical expression consisting of indeterminates and coefficients
  2. 2. The set of numbers that includes rational and irrational numbers.
  3. 3. A symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity
  4. 4. To write an expression in a simpler form
  5. 6. Adding the opposite
  6. 7. A quantity that does not vary
  7. 8. The set of numbers 0, 1, 2, 3, 4,....
  8. 11. The numerical factor when a term has a variable
  9. 13. A mathematical phrase that contains operations, numbers and/or variables