A launched rocket has an altitude, in meters, given by the polynomial h+vt-4.9t^2, If a rocket is launched from the top of a tower 110 meters high with a initial upward speed of 30 meters per second , what is it's height after 3 seconds??

Question

A launched rocket has an altitude, in meters, given by the polynomial  h+vt-4.9t^2, If a rocket is launched from the top of a tower 110 meters high with a initial upward speed of 30 meters per second , what is it's height after 3 seconds??

anonymous · Answer

I cant find the answer to this one

anonymous · Answer

h=110 meters
v= 30 meters/sec
t=3 seconds

110 meters+(30meters/sec)(3 seconds)-4.9(3 seconds)^2=height after 3 seconds.

155.9 meters