Question 333873
{{{60 + 40(2)-4.9(2)^2=60 + 40(2)-4.9(4)=60 + 80-19.6=120.4}}}



So {{{60 + 40(2)-4.9(2)^2=120.4}}} which means the height of the rocket is 120.4 meters at 2 seconds.