1 1 vote The order of the differential equation $\dfrac{d^{2} y}{d t^{2}}+\left(\dfrac{d y}{d t}\right)^{3}+y^{4}=e^{-t} \quad$ is $1$ $2$ $3$ $4$ Differential Equations gate2009-ec differential-equations second-order-differential-equation + – admin 608 views answer comment Share Follow Add Sync Questions Print 0 reply Please log in or register to add a comment.