Verified Answer :

♥ Boot your Chromebook into recovery Mode
(Escape refresh and power keys all need to be help down)
It will then  reboot into recovery mode
♥ Press Ctrl+D at the recovery screen
♥ To turn the Verification off you will need to press the enter button.
♥ and then you have it :D 

You cant. The only way is to open up your computer and take the ram out which might damage your laptop ( they deleted my answer even though it was right Lol)