A ping pong ball is released from a height of 60 centimeters (cm) and bounces to a height that is height. What function estimates the height, H in cm of the ping pong ball after I bounces?
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Enter a number in each empty box to correctly complete the function.

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