144050083_4
44 the sign below shows the length of a trail in a park. vud o o w 1960
now 79rigotzinami 9911 or lo 120 isot ert a w 80.82 101 29 to
sunrise trail
31 miles

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