Answer to Question #288134 in Mechanical Engineering for Harriet

Question

find a homogeneous linear equation with real, constant coefficients that is satisfied by y=6+3xe^x–cos x

Answer 1

$y=6+3xe^x–cos x$

$y'=3xe^x+3e^x+sin x$

$y'=3e^x(x+1)+sin x$