Расчет: mBfN6g - 1
s =
v* t+
s = v* t+ $$s$$ = $$v\cdot t+\frac{a\cdot t^{2}}{2}$$ ![](https://cdn.indigomath.ru/css/blank.gif)
v* t+ = s$$v\cdot t+\frac{a\cdot t^{2}}{2}$$ = $$s$$ ![](https://cdn.indigomath.ru/css/blank.gif)
v* t = s- $$v\cdot t$$ = $$s-\frac{a\cdot t^{2}}{2}$$ ![](https://cdn.indigomath.ru/css/blank.gif)
v = $$v$$ = $$\frac{s-\frac{a\cdot t^{2}}{2}}{t}$$ ![](https://cdn.indigomath.ru/css/blank.gif)
v = $$v$$ = $$\frac{1-\frac{90\cdot t^{2}}{2}}{t}$$ ![](https://cdn.indigomath.ru/css/blank.gif)
v = $$v$$ = $$\frac{1-45\cdot t^{2}}{t}$$ ![](https://cdn.indigomath.ru/css/blank.gif)
v = - 45* t$$v$$ = $$\frac{1}{t}-45\cdot t$$ ![](https://cdn.indigomath.ru/css/blank.gif)