Solve the Equation in the Real Number System $$x ^ { 4 } - 3 x ^ { 3 } + 5 x ^ { 2 } - x - 10 = 0$$

question 88

Multiple Choice

Solve the equation in the real number system.
- $$x ^ { 4 } - 3 x ^ { 3 } + 5 x ^ { 2 } - x - 10 = 0$$

• A) {-1, 2}
• B) {-1, -2}
• C) {1, 2}
• D) {-2, 1}

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Definitions:

50th Percentile

Also known as the median, it is the value below which 50% of the data points in a data set lie.

Normal Distribution

A statistical distribution where the data forms a symmetrical bell-shaped curve, with the mean, median, and mode all equal and in the center.

Standard Normal

A special case of the normal distribution where the mean is 0 and the standard deviation is 1.

10th Percentile

The value below which 10% of observations in a data set fall.