Determine the possible number of positive real zeros and negative real zeros of the polynomial function using Descartes' rule of signs.f(x) = 4x3 - 9x2 + x + 2

A. 3 or 1 positive zeros, 1 negative zero
B. 2 or 0 positive zeros, no negative zeros
C. 2 or 0 positive zeros, 1 negative zero
D. 3 or 1 positive zeros, 2 or 0 negative zeros


Answer: C

Mathematics

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