Question

Say true or false for each of the following. Justify your answer
1. Collection of integers is not ordered.
TIF
2. Sum of an integer and its negative is always 0. T/F
T/F
3. Every integer has a predecessor.
4. Sum of a positive integer and a negative integer is
always positive.
T/F​

Answer 1

Answer:

1.true

2.false

3. true

4.true