A parabola is represented by the equation y=x^2+4x. Which of the following is true about
the parabola?
SELECT TWO ANSWERS ;
1. the y-intercept of the parabola is at (0, 0)
2. The y-intercept of the parabola is at (-2, -4)
3. The parabola can be represented by the equation
y= (x+2)^2 -4