Valentine Math G10

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Across
  1. 3. : The discriminant of the quadratic equation x squared minus four x plus four equals zero
  2. 4. : The number of intersection points between f of x equals x squared plus four x minus five and g of x equals negative x squared plus two x minus one
  3. 7. : The vertex of the parabola y equals negative x squared plus eight x minus one
  4. 8. : The axis of symmetry of the parabola y equals two x squared minus four x plus three
  5. 9. : The type of line when the system y equals x squared and y equals two x minus one has exactly one solution
Down
  1. 1. : The points where the parabola y equals negative x squared plus four x intersects the x axis
  2. 2. : The direction in which the parabola y equals negative two x squared plus five x minus seven opens
  3. 3. : The point where the parabola y equals x squared plus nine x plus five touches the y axis
  4. 5. : The direction in which the parabola y equals three x squared minus two x plus one opens
  5. 6. : The sum of the roots of the equation negative two x squared minus sixteen x plus one equals zero