Use Descartes' Rule of Signs to Determine the Possible Number $$f ( x ) = 3 x ^ { 5 } - 7 x ^ { 4 } + 3 x ^ { 3 } - 7$$

question 11

Multiple Choice

Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative
real zeros for the function.
- $$f ( x ) = 3 x ^ { 5 } - 7 x ^ { 4 } + 3 x ^ { 3 } - 7$$

• A)
• \(\begin{array}{c|c|c}
• \text { Positive } & \text { Negative } & \text { Nonreal Complex } \\
• \hline 4 & 0 & 1 \\
• 2 & 0 & 3 \\
• 0 & 0 & 5
• \end{array}\)
• B)
• \(\begin{array}{c|c|c}
• \text { Positive } & \text { Negative } & \text { Nonreal Complex } \\
• \hline 3 & 1 & 1 \\
• 1 & 3 & 1 \\
• 1 & 1 & 3
• \end{array}\)
• C)
• \(\begin{array}{c|c|c}
• \text { Positive } & \text { Negative } & \text { Nonreal Complex } \\
• \hline 1 & 3 & 1 \\
• 1 & 1 & 3 \\
• \end{array}\)
• D)
• \(\begin{array}{c|c|c}
• \text { Positive } & \text { Negative } & \text { Nonreal Complex } \\
• \hline 3 & 0 & 2 \\
• 1 & 0 & 4 \\
• \end{array}\)

Identify and calculate the concentration of medications within IV solutions.

Evaluate and adjust IV medication dosages based on patient responses and specific clinical indicators (e.g., heart rate, blood pressure).

Understand the use and calculation of flow rates for medication administration devices (e.g., pumps).

Recognize and calculate the correct dose for direct IV medications and the appropriate rate of administration.

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