Simplify the Expression and Write the Answer Without Negative Exponents $\left( x ^ { - 7 } \right) ^ { - 3 }$

question 27

Multiple Choice

Simplify the expression and write the answer without negative exponents.
- $\left( x ^ { - 7 } \right) ^ { - 3 }$

• A) \(\frac { 1 } { x ^ { 10 } }\)
• B) \(\frac { 1 } { x ^ { 21 } }\)
• C) \(- x ^ { 10 }\)
• D) \(x ^ { 21 }\)

Grasp the benefits of free trade and the negative impacts of trade restrictions.

Recognize the factors determining whether a country exports or imports a particular good.

Understand the role of opportunity costs in determining comparative advantage.

Analyze how international trade affects domestic economies, including producers and consumers.

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Definitions:

Organic Material

Matter that comes from living organisms or is composed of compounds originally synthesized by living organisms, often rich in carbon.

Micronutrient

An essential element that is required in trace amounts for normal growth. Compare with macronutrient.

Chlorine

A chemical element with symbol Cl and atomic number 17, known for its roles in disinfection, bleaching, and in the manufacture of a wide range of products.

Salty Soil

Soil with high concentrations of soluble salts, often problematic for plant growth due to its effect on water absorption.