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Mathematics 21 Online
OpenStudy (anonymous):

What are the possible number of positive, negative, and complex zeros of f(x) = 2x3 – 3x2 + 4x + 5 ? pos:3 or 0 neg:1 com:2 or 0 pos:3 or 1 neg:1 com:3 or 1 pos:2 or 0 neg:1 com:2 or 0 pos:1 or 0 neg:2 com:2 or 0

OpenStudy (anonymous):

c

OpenStudy (anonymous):

the equation you typed has one negative root, and 2 compound roots. (Because compound roots only come in +- pairs)

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