Algebra 1 crossword puzzle

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Across
  1. 3. Arithmetic operation that combines two numbers to produce a result (product).
  2. 8. Equivalant to the x-axis
  3. 10. the SI unit of mass.
  4. 12. U-shaped curve that is the graph of a quadratic equation.
  5. 16. represents square root.
  6. 18. The number placed in front of the variable.
  7. 20. A positive natural number or a negatation of a positive natural number.
  8. 21. Mathematical notation indicating the number of times a quantity is multiplied by itself.
  9. 25. To spread equally across an expression by multiplying a term out side the parentheses by a term inside.
  10. 26. x = (-b ± √(b² - 4ac)) / 2a
  11. 29. Mathematical expression that consists of one term.
Down
  1. 1. Describes how many parts of a certain size there are (1/2, 1/8).
  2. 2. Consist of two expressions separated by an equal sign.
  3. 4. A polynomial with three terms.
  4. 5. A diagram showing a relation between variable quantities on a pair of axis.
  5. 6. a single whole part of something.
  6. 7. A polynomial expression with two terms, each term is a monomial.
  7. 9. axis equivalent to the y-axis
  8. 11. A number is its distance from zero on a number line.
  9. 13. the counting of numbers (1,2,3,4)
  10. 14. the set of all possible output values of a function.
  11. 15. symbol assigned to an unknown value
  12. 17. A relationship where each input has one output.
  13. 19. A process or actions preformed on numbers (addition/multiplication)
  14. 22. an expression containing variables and coefficients .
  15. 23. A pair of numbers represented on a coordinate plain.
  16. 24. the operation of taking a number away from the other.
  17. 27. Terms that have the same variable and power.
  18. 28. the result of adding numbers together.