M={All even number less than or equal to 20}

1 answer

The set \( M \) of all even numbers less than or equal to 20 is:

\[ M = { 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20 } \]

This set includes all even numbers from 0 up to and including 20.