Precalculus

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Across
  1. 2. all possible x-values
  2. 4. a rectangular array of numbers
  3. 6. reciprocal of secant
  4. 8. radius of unit circle
  5. 9. It has an equal sign
  6. 13. reciprocal of cosecant
  7. 14. what you draw on a coordinate plane
  8. 16. inverse of a logarithmic function
  9. 17. it has magnitude and direction
  10. 19. inverse of an exponential function
  11. 20. f(g(x))
  12. 21. all possible y-values
Down
  1. 1. passes the vertical line test
  2. 3. study of triangles
  3. 5. a line that a graph approaches
  4. 7. no equal sign
  5. 10. dividing by zero
  6. 11. reciprocal of cotangent
  7. 12. a function with x in its denominator
  8. 15. 180 degrees in radians
  9. 18. For each y-value, there is exactly one x-value