Question

How did you know a number is in a base of hexadecimal

Answer 1

A number is in hexadecimal base if it contains the digits 0-9 and the letters A-F. In hexadecimal representation, each digit can represent a value between 0 and 15, where A=10, B=11, C=12, D=13, E=14, and F=15. The base of hexadecimal is 16, which means that each position in the number represents a power of 16.