How to add negative numbers
Practice Questions
PSAT Math › How to add negative numbers
Questions
2
1
How many elements of the set 
2
a, b, c are integers.
abc < 0
ab > 0
bc > 0
Which of the following must be true?
PSAT Math › How to add negative numbers
How many elements of the set
a, b, c are integers.
abc < 0
ab > 0
bc > 0
Which of the following must be true?