Mathematics - Advanced Algebra

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Across
  1. 3. "Creator" of the pythagorean theorem
  2. 6. Number of trigonometric functions
  3. 7. A method that uses determinants to solve systems of equations that have the same number of equations as variables
  4. 8. Represented by the Greek symbol, sigma
  5. 9. Logaritm common base
Down
  1. 1. Describes systems of linear or differential equations
  2. 2. Ordered list of numbers
  3. 4. Polynomial containing 3 terms
  4. 5. Reciprocal of sine