advanced algebra

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Across
  1. 2. An equation with degree 2.
  2. 3. A value that never changes.
  3. 6. U-shaped graph of a quadratic function.
  4. 7. A letter used to represent an unknown number.
  5. 8. A mathematical sentence with an equals sign.
  6. 10. A number multiplied by itself and another number.
  7. 11. A number that multiplies a variable.
Down
  1. 1. An expression with two terms.
  2. 4. A decimal that never ends or repeats.
  3. 5. A number that can be written as a fraction.
  4. 6. An expression with many terms.
  5. 9. A relationship between inputs and outputs.