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What are the possible numbers of positive, negative, and complex zeros of f(x) = −3x^4 + 5x^3 − x^2 + 8x + 4?
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What are the possible numbers of positive, negative, and complex zeros of f(x) = −3x^4 + 5x^3 − x^2 + 8x + 4?

User HamoriZ
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According to the fundamental theory of algebra, the number of solutions of an equation equals the degree of that equation.
This is a fourth degree equation, so there are 4 solutions.


User Ajay Raghav
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