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Mathematics 12 Online
OpenStudy (anonymous):

What are the possible number of positive real, negative real, and complex zeros of f(x) = -7x4 - 12x3 + 9x2 - 17x + 3? Select one: A. Positive Real: 3 or 1 Negative Real: 1 Complex: 2 or 0 B. Positive Real: 3 or 1 Negative Real: 2 or 0 Complex: 1 C. Positive Real: 1 Negative Real: 3 or 1 Complex: 2 or 0 D. Positive Real: 4, 2 or 0 Negative Real: 1 Complex: 0 or 1 or 3

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