Question

Can someone reassure me if I got the right answer?

The equation for a projectile's height versus time is h(t)=-16t^2+Vot+ho A tennis ball machine serves a ball vertically into the air from a height of 2 feet, with an initial speed of 120 feet per second. After how many seconds does the ball attain its maximum height? Round to the nearest hundredth.

Answer 1

round the answer from this equation to nearest hundreds:
h(2)=-16(2)^2+(120)(2)
dont forget the medal (y)