Answer to Question #240639 in Databases | SQL | Oracle | MS Access for dolly

Question

Why do we care that the expressions are equivalent? (5) 2.3.3 How can we determine that the expressions are equivalent? 

Answer 1

It is important that expressions are equivalent so that the two expressions can be used to simplify computer programs. Equivalent expression can also help in the design of digital logic circuits.

It is possible to check if the two expressions are equivalent if all the terms in the expressions are identical.