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Now, (x + α)(x + β)(α γ)(β γ) + (x + β)(x + γ)(β α)(γ α) + (x + α)(x + γ)(γ β)(α β) #160; x^2+x(α +β)+α.β(α γ)(β γ) + x^2 +x( β + γ)+ ...

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Integration by Partial Fractions

Evaluate x ...

Question

Evaluate $\frac{(x + α) (x + β)}{(α - γ) (β - γ)} + \frac{(x + β) (x + γ)}{(β - α) (γ - α)} + \frac{(x + α) (x + γ)}{(γ - β) (α - β)} = ?$

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