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Old 10-05-2007   #1
High School
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Default MATHEMATICS: Rational Zero Theorem?

Find the rational zeros of the polynomial function if they exist. If possible, find the other zeros.P(x) = x^5 -2x^4 +4x -8Please help me in this....very dificult problem.....esp. in the quadratic formula.......a square root of -7? i'm terribly confused?!!!!!!!!!!!!!!!!!!!!!!

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