Solve the equation x 2 4 0
- Solve the equation x 4 2x 3 5x 2 6x 2 0
- Solve the equation x 2 4x 4 0
- Solve the equation x 2 5x 4 0
- Solve the equation x 2 3x 4 0
- Solve the equation x 2 6x 4 0
- Solve the equation x 2 2x 4 0
- Solve the equation below x 2 4 0
- Solve the quadratic equation x 2 4x 4 0
- Solve the quadratic equation x 2 4ix 4 0
- Solve the quadratic equation x 2 2x 4 0
- Solve the following quadratic equation x 2 4ix 4 0