Vieta's Formula for Quadratics: Find (r1+1)(r2+1)

3,143 views · Published 27 March 2018 · 3:01 · Indexed 28 October 2026

Channel: Mathispower4u · 2018 · Education

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This video explains how to use Vieta's Formula for quadratic equations to determine the value of an expression involving the roots.
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