$(1$ point$)$ Library$/$Westmont$/$ActiveCalculus$/$Preview$\_7\_4/$previ

ew$\_7\_4\_$all.pg

Which of the following differential equations are separable? $($Select all that apply.$)$

A$.\frac{dy}{dt}=-3y$

B$.\frac{dy}{dt}=t1$

C$.\frac{dy}{dt}=ty-y$

D$.\frac{dy}{dt}=t^2-y^2$

E$.$ None of the above