In 2 sentences, answer the following question. What is an extraneous solution of a rational equation?

An extraneous solution of a rational equation is a solution that does not satisfy the original equation when substituted back into it. It may arise from the process of solving the equation algebraically.

An extraneous solution of a rational equation is a solution that does not satisfy the original equation. It often arises from simplifying the equation and introducing additional restrictions on the domain.

An extraneous solution of a rational equation is a solution that does not satisfy the original equation, usually caused by performing an operation that introduces an invalid solution. To determine if a solution is extraneous, you should plug the solution back into the original equation and see if it still holds true.