How to use elfutils? bash: eu-strip: command not found

[znavko]

Hello! I have an error with some binary and I wish to check
its interpreter, but elfutils package is not so easy for me.

$ ./projectbinary-qt
bash: ./projectbinary-qt: No such file or directory

$ readelf --all ./projectbinary-qt | grep interpreter
bash: readelf: command not found

$ guix search readelf | grep name
name: elfutils

$ guix install elfutils
The following package will be installed:
 elfutils 0.176

The following derivation will be built:
 /gnu/store/dg558rpz3yklhsy8rh7d7wv122hwi1k8-profile.drv

building CA certificate bundle...
building fonts directory...
generating GLib schema cache...
creating GTK+ icon theme cache...
building cache files for GTK+ input methods...
building directory of Info manuals...
building database for manual pages...
building XDG desktop file cache...
building XDG MIME database...
building profile with 47 packages...
$

$ eu-readelf
bash: eu-readelf: command not found

$ eu-strip
bash: eu-strip: command not found

$ whereis elfutils
elfutils:
Please, how to use it? May be only under root?