Solve the Equation in the Real Number System $$2 x ^ { 3 } - x ^ { 2 } - 6 x + 3 = 0$$

question 7

Multiple Choice

Solve the equation in the real number system.
- $$2 x ^ { 3 } - x ^ { 2 } - 6 x + 3 = 0$$

• A) \(\{ 2 , \sqrt { 3 } , - \sqrt { 3 } \}\)
• B) \(\left\{ - \frac { 1 } { 2 } , \sqrt { 3 } , - \sqrt { 3 } \right\}\)
• C) \(\left\{ \frac { 1 } { 2 } , \sqrt { 3 } , - \sqrt { 3 } \right\}\)
• D) \(\{ - 2 , \sqrt { 3 } , - \sqrt { 3 } \}\)

Understand the impact of the underground economy on GDP measurements.

Recognize the limitations of GDP as a measure of economic well-being.

Grasp the concept of value added in the production process.

Know the differences between GDP, NDP, GNP, and other economic measures.

---

Definitions:

Fossil Fuels

Non-renewable energy sources formed from the remnants of ancient plants and animals, including coal, oil, and natural gas.

Biogeochemical Cycles

Processes that recycle essential elements and compounds between the biological (living) and geochemical (non-living) components of the Earth.

Stable Ecosystems

Ecosystems that remain relatively constant in terms of their species composition, structure, and function despite disturbances.

Greenhouse Effect

The trapping of the sun's warmth in the planet's lower atmosphere due to the greater transparency of the atmosphere to visible radiation from the sun than to infrared radiation emitted from the planet's surface.