1a.-14,,-6,,2,,10 b. , - 2,4,,16,,64

2.Factor of 60=
1,2,3,4,5,6,10,x,15,20,y, z
Find the sum of the values of x, y and z

Please help me to solve these question, thank you. ​

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