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What is the sum of all values of y for which the expression (y + 1)/(y^2 - 5y + 4 + y^2 - 6y) is undefined?

 Feb 20, 2021
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We can use Vieta's Formulas. Simplifying, we get \(2y^2-11y+4\) and by Vieta's, we get \(\frac{11}{2}\)

 Feb 20, 2021

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