Units and Measurements

Question: If \[x = at + b{t^2}\], where \[x\] is the distance travelled by the body in kilometres while \[t\] is the time in seconds, then the units of b are



1) \[km/s\]
2) \[km - s\]
3) \[km/{s^2}\]
4) \[km - {s^2}\]
Solution: Explanation: explanation
units

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