The expression "ab + b" lacks clear operators or variable definitions, making it invalid in programming. Executing this in a terminal would likely result in a syntax error or an error related to undefined variables due to the ambiguous nature of the expression.
The expression "ab + b" doesn't represent a valid operation in most programming languages because it lacks explicit operators or variables. If you attempted to execute this in a programming environment or terminal without proper context or definition of the variables, you would likely encounter an error.
Expectation will be:
- Error message indicating a syntax error or undefined variables.