joslyn8169 joslyn8169

15-02-2024
Mathematics

contestada

Let f(x) = -6x^5 - 20x^3 + 8x^2 + 27x - 28. Use Descartes' Rule of Signs to determine the number of positive real zeros (counting multiplicities) of f(x). How many possible positive real zeros does f(x) have?
A) 0
B) 1
C) 2
D) 3

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