Find a general solution to the homogeneous 3rd order linear differential equation with constant coefficients y(3) −6y′′ +11y′−6y=0 Hint: r=1 is a root of the characteristic polynomial OR Find a general solution to the homogeneous 3rd order linear differential equation with constant coefficients y(3)+2y′′−5y′ −10y=0 Hint: r=−2 is a root of the characteristic polynomial