Are you in / or in /root. /root is root's home directory.
If that's a cut and and paste (and by the error message, it seems to be), in the second attempt, you left out the space between cd and /home, so it's looking for a directory called cd/home
Do NOT PM forum members with requests for technical support. Ask your questions on the forum.
"I don't know why there is the constant push to break any semblance of compatibility" --anon