emlindsey emlindsey

04-11-2015
Mathematics

Answered

Which sets of numbers are closed under subtraction?

Choose all answers that are correct.

A.

odd natural numbers

B.

rational numbers

C.

{0, 1}

D.

{0, 1, 2}

sorry for bugging you i just don't get it

Verified Answer :

rainbowdash8142 rainbowdash8142

04-11-2015

I'm pretty sure it is only b because when you subtract two rational numbers, you always get back a rational number.

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