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OpenStudy (anonymous):
describe how you would analyze the zeros of the polynomial function f(x) = 7x^5 + 15x^4 – x^3 + 4x^2 – 6x – 11 using Descartes’ Rule of Signs? plz help
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OpenStudy (anonymous):
Check the number of sign changes for possible number of + roots then put -x for x and do same again for negative, what's left must be complex.
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