algebra 2

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Across
  1. 4. inside a radical symbol
  2. 5. mathematical machine
  3. 8. made up of variables
  4. 9. distance from 0
Down
  1. 1. f^-1(x)
  2. 2. highest point is squared
  3. 3. rectangular grid
  4. 6. exponent and base switch
  5. 7. a+b i