Which of the following is the general solution for y′+y=3y' + y = 3y′+y=3?
y=3+Cexy = 3 + Ce^xy=3+Cex
y=3+Ce−xy = 3 + Ce^{-x}y=3+Ce−x
y=Ce−x−3y = Ce^{-x} - 3y=Ce−x−3
y=Cex+3y = Ce^x + 3y=Cex+3