Answer
$N \cup R = \left\{0, 1, 2, 3, 4, 5, 7, 9, 11, 13\right\}$
Work Step by Step
The symbol $\cup$ represents union of sets.
The union of sets N and R is the set that contains the combined elements of N and R.
Thus, $N \cup R = \left\{0, 1, 2, 3, 4, 5, 7, 9, 11, 13\right\}$.