Janice is building a fence around a portion of her rectangular yard. The length of yard she will enclose is x and the width is 2x2 -98x + 3 where the measurements are in feet.
If the length of the enclosed yard is 50 feet and the cost of fencing is $14 per foot, how much will Janice
need to spend on fencing?
Janice will need to spend $———-
on fencing

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