Find an equation of the vertical line through (-4,3)

What is the measure of angle afe? 79 81 91 99

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

What is the mean of the data set 125, 141, 213, 155, 281