GATE2017 CE-2-29

Question

Consider the following second-order differential equation: $y’’ – 4y’+3y =2t -3t^2$. The particular solution of the differential solution equation is

• A. $ – 2 -2t-t^2$
• B. $ – 2t-t^2$
• C. $2t-3t^2$
• D. $ – 2 -2t-3 t^2$