Question: By division, show that x 2 + 2 is a factor of f(x) = 3x 3 x 2 + 6x 2. May we

By division, show that x2 + 2 is a factor of f(x) = 3x3 − x2 + 6x − 2. May we therefore conclude that f(−2) = 0? Explain.

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