Use Descartes' Rule of Signs to Find the Number of Possible

question 76

Multiple Choice

Use Descartes' rule of signs to find the number of possible positive,negative,and nonreal roots for the following equation. 4x ⁷ + 9x ² + 5x + 10 = 0

• A)0 positive;1 negative;6 nonreal
• B)2 positive;1 or 3 negative;4 or 0 nonreal
• C)0 positive;0 negative;7 nonreal
• D)0 positive;0 or 2 negative;5 or 7 nonreal
• E)none of these

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The point at which total revenues equal total expenses, resulting in no net profit or loss.

Sales Dollars

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