A person standing close to the edge on top of a 28-foot

Last updated: 8/10/2022

A person standing close to the edge on top of a 28-foot building throws a ball vertically upward. The quadratic function h = - 16t² + 108t + 28 models the ball's height about the ground, h, in feet, t seconds after it was thrown. a) What is the maximum height of the ball? feet b) How many seconds does it take until the ball hits the ground? seconds