Use Descartesʹ Rule of Signs to Determine the Possible Number $$- 3 x ^ { 4 } - 2 x ^ { 3 } - 6 x ^ { 2 } - 4 x + 2 = 0$$

question 429

Multiple Choice

Use Descartesʹ Rule of Signs to determine the possible number of positive real zeros and the possible negative real zeros for the function.
- $$- 3 x ^ { 4 } - 2 x ^ { 3 } - 6 x ^ { 2 } - 4 x + 2 = 0$$

• A) Positive \(( 2,0 )\), negative \(( 2,0 )\)
• B) Positive (1), negative (1)
• C) Positive (1), negative \(( 3,1 )\)
• D) Positive (1), negative (2)

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Definitions:

Mean Response Time

The average time taken to respond to a set of requests, often used as a performance metric in various fields.

Significance Level

The threshold below which a p-value is considered statistically significant, indicating that observed results are unlikely to be due to chance.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values.

Randomly Selected

A selection process where each member of a population has an equal chance of being chosen, ensuring unbiased sampling.