2) Find m.
A
4.2 in.
B.
6.5 in.
pls show some work

Anyone know? will mark brainliest if correct

Having a hard time understanding this question (see attachment).

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