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Mathematics 20 Online
OpenStudy (anonymous):

Use the following equation: f(x) = x3 – 2x2 – 2x + 1 Is (–1) a zero of the function?

OpenStudy (tkhunny):

Have you considered finding the value of the function? Synthetic Division might be the easiest way.

OpenStudy (campbell_st):

perhaps the factor theorem may be easier

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