Recall that the form for the general solution to a 2 × 2 {\textstyle 2\times 2} differential equation system is y → ( t ) = c 1 e λ 1 t v → 1 + c 2 e λ 2 t v → 2 {\textstyle {\vec {y}}(t)=c_{1}e^{\lambda _{1}t}{\vec {v}}_{1}+c_{2}e^{\lambda _{2}t}{\vec {v}}_{2}} .
