Math PT

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Across
  1. 2. A number on its own, or sometimes a letter such as a, b or c to stand for a fixed number. Example: in "x + 5 = 9", 5 and 9 are ___
  2. 3. An alphabet or term that represents an unknown number or unknown value or unknown quantity.
  3. 5. twice
  4. 6. The result of multiplication.
  5. 8. The result of subtracting one number from another.
  6. 11. 5x^2-20x+15=0
  7. 13. 3x^2+2x+1
  8. 15. 2x^2+5x+2
  9. 17. x^2-10x+21=0
  10. 18. 2x^2-8x+8=0
  11. 19. x^2-49=0
  12. 20. What formula do we use to find the discriminant of a quadratic equation?
Down
  1. 1. A result obtained by dividing one quantity by another.
  2. 4. x^2-16=0
  3. 7. The number when you multiply a number and a variable. example: 2x - 6x = 0, what is 2 and 6 in the equation?
  4. 9. Equation An equation containing atleast one term that is squared.
  5. 10. x^2+7x+12
  6. 12. x^2+4x+4=0
  7. 14. 2x^2+5x+2=0
  8. 16. trice