Algerbra Crossword

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Across
  1. 4. replacing the variables in an algebraic expression with their numerical values
  2. 7. the relation between two expressions that are not equal, employing a sign such as ≠ “not equal to,” > “greater than,” or < “less than.”
  3. 9. a procedure intended to establish the quality, performance, or reliability of something, especially before it is taken into widespread use
  4. 10. (0,0) on a graph
  5. 13. be the same as in number or amount
  6. 15. smaller then another number
  7. 17. a diagram showing the relation between variable quantities, typically of two variables, each measured along one of a pair of axes at right angles.
  8. 18. larger then another number
Down
  1. 1. a test of knowledge, especially a brief, informal test given to students.
  2. 2. obtain from (a number) another that contains the first number a specified number of times
  3. 3. separate or be separated into parts
  4. 5. mathematics
  5. 6. mark or cut off
  6. 8. a quantity representing the power to which a given number or expression is to be raised, usually expressed as a raised symbol beside the number or expression
  7. 11. the removal of a variable from an equation, typically by substituting another which is shown by another equation to be equivalent.
  8. 12. be inclined from a horizontal or vertical line; slant up or down
  9. 14. the part of mathematics in which letters and other general symbols are used to represent numbers and quantities in formulae and equations.
  10. 16. take away from another to calculate the difference.
  11. 19. join to something else so as to increase the size, number, or amount.