Use Descartess rule to show that the equation x3 x2 3x 2 0 has no positive roots. Hint
Chapter 12, Problem 56(choose chapter or problem)
Use Descartess rule to show that the equation x3 x2 3x 2 0 has no positive roots. Hint: Multiply both sides of the equation by x 1 and apply Descartess rule to the resulting equation. 5
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