Расчет: Ex7VY8 - 1
x =
x_0+ v* t
x_0+ v* t
|
x = x_0+ v* t$$x$$ = $$x_0+v\cdot t$$
x_0+ v* t = x$$x_0+v\cdot t$$ = $$x$$
v* t = x-x_0$$v\cdot t$$ = $$x-x_0$$
v =
$$v$$ = $$\frac{x-x_0}{t}$$
| (x-x_0) |
| / t |
v =
-
$$v$$ = $$\frac{x}{t}-\frac{x_0}{t}$$
| x |
| / t |
| x_0 |
| / t |