- #1

Joe20

- 53

- 1

Hi all,

I have done the question in two methods. The first method is done by rational root test and the second method is by modulo p (theorem is as attached). It seems that my

Your advise is greatly appreciated. Thanks.

I have done the question in two methods. The first method is done by rational root test and the second method is by modulo p (theorem is as attached). It seems that my

**answers for both methods do not tally.**

1. Where have I done wrong in the attached for the methods? Which is the correct presentation of answer for this question (i.e. rational test method or modulo p ?

2. How do I tell when to use rational root test method or modulo p method? When modulo p method not applicable?1. Where have I done wrong in the attached for the methods? Which is the correct presentation of answer for this question (i.e. rational test method or modulo p ?

2. How do I tell when to use rational root test method or modulo p method? When modulo p method not applicable?

Your advise is greatly appreciated. Thanks.