Suppose a Production Possibilities Frontier Can Be Expressed as What $9 X ^ { 2 } + Y ^ { 2 } = 81$

question 23

Multiple Choice

Suppose a production possibilities frontier can be expressed as what is the opportunity cost of going from 2 units of X to 3 units of X (in terms of units of Y) ? $9 X ^ { 2 } + Y ^ { 2 } = 81$ .

• A) \(\sqrt { 72 }\)
• B) \(\sqrt { 45 }\)
• C)1
• D)0