Расчет: VOPylr - 1

V_₂ =
V_₁* (1+ 3* α* Δ__t)

V_₂ = V_₁* (1+ 3* α* Δ__t) $V_{2}$ = $V_{1}\cdot (1+3\cdot \alpha\cdot \Delta_{t})$

V_₂ = V_₁+ 3* Δ__t* α* V_₁ $V_{2}$ = $V_{1}+3\cdot \Delta_{t}\cdot \alpha\cdot V_{1}$

V_₂ = V_₁+ 3* V_₁* Δ__t* α $V_{2}$ = $V_{1}+3\cdot V_{1}\cdot \Delta_{t}\cdot \alpha$