Which transformations map the strip pattern onto itself?
a horizontal translation and a 180° rotation
a horizontal translation only
a horizontal translation and a reflection across a vertical line
O
a horizontal translation and a glide reflection

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