The function f(x) = g(x), where f(x) = 2x – 3 and g(x) = x2 – 5.
the table below shows the process of solving using successive approximations.
g(x)
f(x)
-3
0
-5
-1
-4
2.5
1.25
continue this process to find the positive solution to the nearest tenth.

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas 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