The work output of a machine can never be less than

The work output of a machine can be anything, depending on the friction
and other losses internal to the machine. But it can never be MORE than
the work input.

I suppose you might say that the work output can never be less than zero,
because there's no such thing as negative energy.

True aroms consist made of nuclesus that surrousded by 0n protons neurologist me asap what or else and