Why is the percent increase from 45 to 75 not equal to the percent decrease from 75 to 45? Select three options

The quadratic function h(t) = -16.1t^2 + 150 models a balls height, in feet, over time, in seconds, after its dropped from a 15 story building. from what height in feet was the ball dropped?

Normal yağmur ile asit yağmuru arasındaki fark nedir

Is this a polynomial function? i need to know asap