nulwaarden van tweedegraadsfuncties

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Across
  1. 2. f(x)=3x²-x+2
  2. 3. f(x)=4x²-12x+9
  3. 5. f(x)=1/2x²
  4. 6. f(x)=3x²-14x-5
  5. 7. f(x)=-2x²-20x-48
  6. 8. f(x)=4x²-16
  7. 9. f(x)=x²-25
  8. 11. f(x)=x²-x-12
  9. 12. f(x)=x²-2x+1
Down
  1. 1. f(x)=-2x²+3x+2
  2. 4. f(x)=3x²-9x
  3. 10. f(x)=3x²-x