Math Puzzle

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Across
  1. 3. A value that can be computed from the elements of a square matrix
  2. 5. A rectangular array of numbers
  3. 8. Where a graph crosses the x or y axis
  4. 9. A relation where each input has exactly one output
  5. 10. An ordered list of numbers
  6. 12. The graph of a quadratic function
  7. 14. An expression with multiple terms and exponents
Down
  1. 1. Part of the quadratic formula that determines the number of solutions
  2. 2. A number that can be written as a fraction
  3. 4. The small number that tells how many times to multiply the base
  4. 6. The highest or lowest point on a parabola
  5. 7. A number that cannot be written as a simple fraction
  6. 11. A type of equation that forms a parabola
  7. 13. A line that a graph approaches but never touches
  8. 15. The inverse of an exponential function