SOLUTION: Find all numbers that must be excluded from the domain of the rational expression.
x - 9/x^2 + 4x - 45
Algebra.Com
Question 777009: Find all numbers that must be excluded from the domain of the rational expression.
x - 9/x^2 + 4x - 45
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Set the denominator polynomial equal to zero and solve. The zeros of the denominator are the values to exclude from the domain.
John
Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
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