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.f(x) = 8x3 - 6x2 + 9x + 6
A. 0 or 1 positive; 2 negative
B. 0 positive; 1 or 2 negative
C. 0 or 1 positive; 0 or 1 negative
D. 0 or 2 positive; 1 negative
Answer: D
Mathematics
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Mathematics