Mathematics · Algebraic Identities

If (d + e + f) = 14 and (d2 + e2 + f2) = 96, then find the value of (de + ef + fd).

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If (d + e + f) = 14 and (d2 + e2 + f2) = 96, then find the value of (de + ef + fd).

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If (d + e + f) = 14 and (d2 + e2 + f2) = 96, then find the value of (de + ef + fd).

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