Question Number 94210 by Pars1z last updated on 17/May/20
$$\frac{{s}\left({t}+\Delta{t}\right)−{s}\left({t}\right)}{\Delta{t}} \\ $$
Answered by prakash jain last updated on 17/May/20
$$\underset{\Delta{t}\rightarrow\mathrm{0}} {\mathrm{lim}}\frac{{s}\left({t}+\Delta{t}\right)−{s}\left({t}\right)}{\Delta{t}}=\frac{{ds}}{{dt}}={v} \\ $$$$\mathrm{where}\:{s}\:\mathrm{is}\:\mathrm{distance} \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\mathrm{t}\:\mathrm{is}\:\mathrm{time} \\ $$