Polynomial vocabulary

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Across
  1. 2. Degree of 4
  2. 4. Degree of 5
  3. 8. No equal sign
  4. 9. Degree of 3
  5. 11. Draw arrows and multiply
  6. 12. ABC orders then by degree
  7. 15. Number of terms are 1
  8. 16. The king
Down
  1. 1. Degree of 2
  2. 3. Degree of 0
  3. 5. Highest exponent
  4. 6. Number of terms are 4 or more
  5. 7. Degree of 1
  6. 10. Number of terms are 3
  7. 13. Number of terms are 2
  8. 14. Separated by + or -