The range of integers that can be represented by a 2's complement number system is ________.
where is n is number of bits in number.
1
-2n-1 to 2n-1 - 1
2
-(2n-1 - 1) to (2n-1 - 1)
3
-2n-1 to 2n-1
4
-(2n-1 + 1) to (2n-1 - 1)
The range of integers that can be represented by a 2's complement number system is ________.
where is n is number of bits in number.