SOLUTION: When solving a rational expression why is it necessary to perform a check

Algebra.Com
Question 295035: When solving a rational expression why is it necessary to perform a check
Answer by richwmiller(17219)   (Show Source): You can put this solution on YOUR website!
Sometimes there are extraneous roots.

RELATED QUESTIONS

When solving a rational equation, why is it necessary to perform a... (answered by checkley71)
When solving a rational equation, why is it necessary to perform a... (answered by stanbon)
When solving a rational equation, why is it necessary to perform a... (answered by Edwin McCravy)
When solving a rational equation, why is it necessary to perform a... (answered by nerdybill)
POST A 50 WORD RESPONSE TO THE FOLLOWING; WHEN SOLVING A RATIONAL EQUATION, WHY IS IT... (answered by Edwin McCravy)
Why is it good to do a check when solving a rational... (answered by Theo)
When solving a rational equation, why is it important to to check your final... (answered by Fombitz)
When solving a rational equation, why is it important to to check your final answer(s)? (answered by rfer,Aussiebron)
When solving a linear inequality, is it always necessary to solve for the Y? why or why... (answered by stanbon)