bashrc file. I used the sytax: cp ~ /.bashrc ~ /.bashrc.bak I can’t find it and I don’t know how to access it.

Hi, I’m a new student of Linux and I need help backing up .bashrc file. I used the sytax:cp ~ /.bashrc ~ /.bashrc.bakI can’t find it and I don’t know how to access it.Thanks for the help