Algebra Crossword Puzzle

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Across
  1. 4. The set of values of the independent variable
  2. 6. Symbol for a number unknown
  3. 10. Just square it
  4. 12. The magnitude of a real number without regard to its sign
  5. 13. Special relationship between values: Each of its input values gives back exactly one output value.
  6. 15. Multiply out the parts of an equation
  7. 16. Is when one shape becomes exactly like another if you flip,slide,or turn it
  8. 18. Average of a group of numbers
  9. 19. The rate of change of position is knowned
Down
  1. 1. The opposite of multiply
  2. 2. An expression that has a square root, cube roots, etc
  3. 3. Breaking down a fraction or number as much as it can go
  4. 5. The set of a y-values of a function or relation
  5. 7. Two things are the same, using mathematical symbols
  6. 8. Greater than,less than or equal to
  7. 9. The ratio of the change in the output value and the change in the input value of a function
  8. 10. The final answer
  9. 11. A point where two or more straight lines meet
  10. 14. An equation where the highest exponent of the variable(usually"x")is square(2)
  11. 17. The number that occurs most often in a list