⊗ | k | l | m |
k | l | m | k |
l | m | k | l |
m | k | l | m |
The identity element with respect to the multiplication shown in the table above is
The correct answer is: B
Explanation
An element e of the binary expression * is said to be the identity if for any a * e = a
from the given table the identity element is m
i.e K ⨁ m = k
k ⨁ m = k.
There is an explanation video available .