Q4 Crossword Puzzle

12345678910
Across
  1. 6. b^2-4ac
  2. 7. x^2+bx+(b/2)^2 (x+b/2)^2
  3. 8. No fractions in radical, No radicals in the denominator, and simplify everything
  4. 9. x=-b+_Vb^2-4ac/2
  5. 10. An example that disproves the rule
Down
  1. 1. To multiply by changing the sign
  2. 2. ax^2+bx+c=0
  3. 3. An Expression that contains a radical
  4. 4. Removing the radical from the denominator
  5. 5. Simplified and can be combined