Algebra final

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Across
  1. 5. a letter that has a value
  2. 6. the thing in the top right of a number
  3. 7. 0,0
  4. 9. opens up
  5. 10. a number that is by itself
  6. 11. the highest or lowest middle point in the line of the graph
Down
  1. 1. A u-shaped graph of a quadratic function
  2. 2. the answer
  3. 3. opens down
  4. 4. a number connected to a variable
  5. 8. whole numbers