Question
an object is thrown upwards and its height h(t) in meters after t seconds is given by the equation h(t)=1+4t-5t^2
.when the object hit the ground.
.when the object hit the ground.
Answers
Steve
its height is zero when it hits the ground, right? So, just solve
1+4t-5t^2 = 0
1+4t-5t^2 = 0
Victor James
0.4sec