If α, β are roots of quadratic equation 2x^2 - 4x - 3 = 0, find α + β and α × β.

Doubtly Asked 24 Oct 2026 Save WhatsApp Report

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Answer: \(\alpha + \beta = 2\), \(\alpha\beta = -\frac{3}{2}\)

Here \(a = 2, b = -4, c = -3\).

\[\alpha + \beta = -\frac{b}{a} = -\frac{-4}{2} = 2\]\[\alpha\beta = \frac{c}{a} = -\frac{3}{2}\]

Doubtly AI · 24 Oct 2026 AI-verified · Oct 2026 Report

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