In a certain code language, the following symbols represent family relationships: A + B A + B A + B means ' A A A is the mother of B B B ' A −...
Question
In a certain code language, the following symbols represent family relationships:
- means ' is the mother of '
- means ' is the brother of '
- means ' is the wife of '
- means ' is the father of '
Based on the above, how is related to if the expression is: