Question

are closed under division
Adition
- --... Is it a rational number? 8
Nombre
.
7.3
" peration
Can you say that rational numbers are closed under di
1s5-(-3) --
ubtraction
We find that for any rational number a, a + is not defined
Aultiplication
So rational numbers are not closed under division,
However, if we exclude zero then the collection of, all oth
other ration Division
closed under division.
1) Rational numbers
TRY THESE
(a) Addition
You know how to
Fill in the blanks in the following table.
Closed under
Numbers
So.
addition
subtraction
multiplication
Yes
Yes
Also,
Yes
Rational numbers
Integers
Whole numbers
Natural numbers
Yes
No
​

Answer 1

what is this? please ask your question clearly