HEL The table shows the distance y, in miles, that a bus is from New York City after x hours. Which of the following statements are true?

input output
Time (hours), x Distance (miles), y
0 50
1 50
2 50
3 50

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth