Question

Which collection of numbers correctly defines the set of integers?

Options

• Only positive numbers and zero

• All counting numbers and zero

• Whole numbers and their negatives

• All numbers including fractional and decimal parts

Answer 1

Whole numbers and their negatives

Explanation:

Integers include all whole numbers (0, 1, 2, ...) and their corresponding negative counterparts (−1, −2, −3, ...), without any fractional parts.