"Angry Birds" Game 1的副本

Can you write a Quadratic Equation that will guide the birds to hit the pigs?
  1. Decide what your x-intercepts should be and pick another point to determine "a".
  2. Use those points to write a quadratic equation for the bird's path.
  3. Enter your equation into the field and push play in the bottom left corner.
  4. Watch to see if your bird hits the pig!
Hit all the pigs with as few birds as possible. Good Luck!