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Question
Find the sum and product of the roots for the following quadratic equation
x2 + 3x = 0
Solution
x2 + 3x = 0 = x2 – (– 3)x + 0 = 0
x2 – (α + β)x + αβ = 0
Sum of the roots α + β = – 3
Products of the roots αβ = 0
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