Solve the Equation and Express the Solution in Exact Form $\log _ { 2 } \sqrt { 2 x ^ { 2 } } = \frac { 9 } { 2 }$

question 67

Multiple Choice

Solve the equation and express the solution in exact form.
- $\log _ { 2 } \sqrt { 2 x ^ { 2 } } = \frac { 9 } { 2 }$

• A) \(\{ 16 \}\)
• B) \(\{ - 16,16 \}\)
• C) \(\{ - 256,256 \}\)
• D) \(\{ - 8,8 \}\)

Distinguish between positive and normative economic statements.

Know the steps of the scientific method in economics.

Understand that economic models require simplifications due to the complexity of reality.

Identify the characteristics of a good economic theory.

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Definitions:

Trade Balance

The difference in value between a country's imports and exports over a certain period, indicating the relative strength of its economy.

Net Capital Outflow

The sum representing a country's outbound investments minus its inbound investments from abroad over a specific period.

Investment

The allocation of resources, such as capital or time, in expectation of future benefit or profit.

Net Capital Outflow

The difference between the purchase of foreign assets by domestic residents and the purchase of domestic assets by foreigners in a given period, reflecting the international flow of capital.