Using the Rational Root and Decartes' Rules of Signs Theorems, do the following for polynomial P (x) = 2x3 + 7x2 – 3x + 4: a.) Find ALL possible rational zeros. b.) Complete the Signs Change Chart (picture of the chart is below). c.) Find all zeros using the two theorems stated above and indicate which scenario you had in the Signs Change Chart. # of positive # of negative # of imaginary # of total zeros for P (x) real zeros real zeros zeros

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