SOLUTION: Find all numbers that must be excluded from the domain of the rational expression.(x+8)/(x^2-13x+40)

Question 849139: Find all numbers that must be excluded from the domain of the rational expression.(x+8)/(x^2-13x+40)
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,



   cannot divide by zero

numbers that must be excluded from the domain x = 5,8 

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