Modeling) Height of a Projectile A projectile is fired vertically upwa...

Modeling) Height of a Projectile A projectile is fired vertically upward, and its height in feet after t seconds is given by

Graph this function in the window [0, 60] by [-1000, 11,000], and use either analytic or graphical methods to answer Exercises .

After how many seconds will it reach its maximum height?