1.

The quadratic equation whose roots are α, β is

A. x2 + (α + β)x + αβ = 0
B. x2 - (α + β)x - αβ = 0
C. x2 + (α + β)x - αβ = 0
D. x2 - (α + β)x + αβ = 0
Answer» E.


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