A bottle rocket is launched straight up. Its height in feet (y) above theground x seconds after launch is modeled by the quadratic function: y =- 16x2 + 116x + 7.How many seconds did it take the rocket to strike the ground?

A bottle rocket is launched straight up Its height in feet y above theground x seconds after launch is modeled by the quadratic function y 16x2 116x 7How many s class=