answersLogoWhite

0

The set of all integers;

the set of all rational numbers;

the set of all real numbers;

the set of all complex numbers.

Also their multiples - for example

the set of all multiples of 2;

the set of all multiples of 2.5;

the set of all multiples of sqrt(17);

the set of all multiples of 3 + 4i where i is the imaginary square root of -1.

User Avatar

Wiki User

13y ago

Still curious? Ask our experts.

Chat with our AI personalities

ReneRene
Change my mind. I dare you.
Chat with Rene
ViviVivi
Your ride-or-die bestie who's seen you through every high and low.
Chat with Vivi
BlakeBlake
As your older brother, I've been where you are—maybe not exactly, but close enough.
Chat with Blake

Add your answer:

Earn +20 pts
Q: What is closed under subtraction?
Write your answer...
Submit
Still have questions?
magnify glass
imp