Consider the graph of the linear function h(x) = –x + 5. which could you change to move the graph down 3 units? the value of b to –3 the value of m to –3 the value of b to 2 the value of m to 2

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