' +4 m/s² ' means that the pigeon's speed is 4 m/s greater every second.
Starting from zero speed, after 10 seconds, its speed is
(10 x 4m/s) = 40 m/s.
We can't say anything about its velocity, because we have
no information regarding the direction of its flight.
2.7549 x 10^4 is the answer I hope this helped u
U=1/2kx2
This image sums it up
<span>Range = 88.5 Km/h - 94.5 Km/h</span><span>
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