Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function.P(x) = -6x4 - 7x3 - 2x2 - 2x + 6

A. 1 positive; 2 negative
B. 0 or 2 positive; 1 or 3 negative
C. 1 positive; 1 or 3 negative
D. 1 positive; 1 negative


Answer: C

Mathematics

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A. 3 B. 1 C. -3 D. -1

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A.

B.

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D.

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