Find Two Functions Defined Implicitly by the Given Relation $$x + y ^ { 2 } = 64$$

question 46

Multiple Choice

Find two functions defined implicitly by the given relation.
- $$x + y ^ { 2 } = 64$$

• A) \(y = \sqrt { 64 - x }\) or \(y = \sqrt { 64 + x }\)
• B) \(y = \sqrt { 64 - x }\) or \(y = - \sqrt { 64 - x }\)
• C) \(y = 64 - x\) or \(y = 64 + x\)
• D) \(y = 64 - x\) or \(y = - 64 + x\)

---

Definitions:

Comparative Advantage

The ability of an individual, company, or country to produce a particular good or service at a lower opportunity cost than its competitors.

Import

The act of bringing goods or services into a country from abroad for the purpose of trade.

Export

The sale of goods or services from one country to another.

Trucks

Large heavy-duty vehicles designed for transporting goods and materials over long distances.