Solve the Equation in the Real Number System $2 x ^ { 3 } - x ^ { 2 } + 2 x - 1 = 0$

question 54

Multiple Choice

Solve the equation in the real number system.
- $2 x ^ { 3 } - x ^ { 2 } + 2 x - 1 = 0$

• A) \(\left\{ - 2 , - \frac { 1 } { 2 } , - 1 \right\}\)
• B) \(\left\{ \frac { 1 } { 2 } \right\}\)
• C) \(\left\{ - 2 , \frac { 1 } { 2 } , - 1 \right\}\)
• D) \(\left\{ \frac { 1 } { 2 } , - 1 \right\}\)

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Expenses that can be subtracted from gross income to reduce the total amount of income subject to taxation, effectively lowering the overall tax liability.

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A reduction in the worth of an asset over time, often due to wear and tear or obsolescence.

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