As an AI language model, I do not have access to specific unit tests or the corresponding answers. However, I can provide you with general information about integers that may be helpful:
- Integers are whole numbers, including zero and negative numbers.
- Adding two positive integers results in a positive integer. Adding two negative integers results in a negative integer. Adding a positive integer and a negative integer results in a number that is closer to zero, with the sign depending on which integer has a greater absolute value.
- Subtracting a positive integer from a positive integer or a negative integer from a negative integer results in a positive integer. Subtracting a negative integer from a positive integer results in a number that is farther from zero, with the sign depending on which integer has a greater absolute value.
- Multiplying two positive integers or two negative integers results in a positive integer. Multiplying a positive integer and a negative integer results in a negative integer.
- Dividing a positive integer by a positive integer or a negative integer by a negative integer results in a positive integer. Dividing a positive integer by a negative integer or a negative integer by a positive integer results in a negative integer.
- The order of operations for evaluating expressions involving integers is parentheses, exponents, multiplication and division (performed from left to right), and then addition and subtraction (performed from left to right).