-4
The same way you can tell with integers.
Less than Less than or equal to Equal to Greater than Greater than or equal to
No integers fit those criteria.
All of them.
There are infinitely many of them.
is the set of integers greater than or equal to −7 and less than or equal to −1
There are 80 such integers.
The same way you can tell with integers.
You can use the Not function or the <> operator, which is the < and the > beside each other. To see if the values in A1 and A2 are not equal to each other, you can type: =A1<>A2 or =Not(A1=A2) In each case they will either give you TRUE if they are not equal or FALSE if they are equal, in the cell that you enter the formula into.
This is the 'null' or 'empty' set.There are no numbers greater than '-3' and less than '-9'.
Seven of them.
Less than Less than or equal to Equal to Greater than Greater than or equal to
-7 to -1 : there are 7 there. +1 to +7: there are 7 there. Then there is 0. Total 15
> greater than < less than = equal to
No integers fit those criteria.
All of them.
> is greater than; with a line under it it is greater than or equal to < is less than; with a line under it it is less than or equal to