Question: I need help.. 2. Considering f(x) = x3 - 8x2 + 22x -20 (2 pts) a. Describe one fact that Descartes' rule of signs says

I need help..

2. Considering f(x) = x3 - 8x2 + 22x -20 (2 pts) a. Describe one fact that Descartes' rule of signs says about the roots of this function. (6 pts) b. Solve the equation, using synthetic division: x3 - 812 + 22x - 20 = 0 (2 pts) c. How many x-intercepts does f (x) = x3 - 8x2 + 22x - 20 have

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