Algerbra Crossword Puzzle

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Across
  1. 4. action point of scale
  2. 5. inverse of y=cos,x=arcicin y
  3. 7. a componet of a whole or part resolved by analysis
  4. 8. combining of being
  5. 9. function in certain form
  6. 13. a function written as values
  7. 16. the variables in math
  8. 18. sum or diffence
Down
  1. 1. parrallel lines
  2. 2. an undoing of an operation
  3. 3. the number times it self
  4. 5. number represented by |x|
  5. 6. identity of matrix
  6. 10. four areas of coordinate plane
  7. 11. an example is opposite over hypothenuse
  8. 12. ratio of side adjacent
  9. 14. a mathmatical sentence
  10. 15. a number that is not even
  11. 17. the value of sequence approched
  12. 19. lines that divide quadrants