A drone's position along a straight track, measured in metres, is
s(t)=t3−4t2+5ts(t) = t^3 - 4t^2 + 5ts(t)=t3−4t2+5t
with ttt in seconds.
What is its acceleration at t=4t = 4t=4, in m/s2\text{m/s}^2m/s2?
Select all that apply.
212121
202020
666
161616