SOLUTION: Please help with the following: State the excluded values for the following expression. Then simplify the expression: (m^2-2m-3)/ (m^2-10m+21) Thanks!

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Question 1097591: Please help with the following:
State the excluded values for the following expression. Then simplify the expression:
(m^2-2m-3)/ (m^2-10m+21)
Thanks!

Answer by KMST(5328)   (Show Source): You can put this solution on YOUR website!
The expression
has no value when ,
and since ,
if and only if or .
Those values of are excluded.

,
so for , .

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