Practice Business Mathematics puzzle 2

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Across
  1. 3. order derivatives means derivatives many times
  2. 6. are used for repetitive calculation
  3. 7. used in computer science programming
  4. 9. integral from a to B under the curve
  5. 11. you maximize it
  6. 13. with initial conditions is a pattern
  7. 14. integral with no upper and lower limits
  8. 15. you minimize it
Down
  1. 1. used in preparation for the algorithm
  2. 2. caused by paper money printed without backing
  3. 4. derivative test has POS associated with minimum
  4. 5. good investment but does not give money every month
  5. 8. part of cryptocurrency
  6. 10. determined by supply and demand
  7. 12. associated with indefinite integral