Solve the Problem $\text { Find parametric equations for the normal line to the surface } z = 4 x ^ { 2 } - 2 y ^ { 2 } \text { at the point } ( 2,1,14 ) \text {. }$

question 230

Multiple Choice

Solve the problem.
- $\text { Find parametric equations for the normal line to the surface } z = 4 x ^ { 2 } - 2 y ^ { 2 } \text { at the point } ( 2,1,14 ) \text {. }$

• A) x = 2t + 16, y = t + 8, z = 14t - 1
• B) x = 8t + 2, y = -2t + 1, z = -t + 6
• C) x = 16t + 2, y = -4t + 1, z = -t + 14
• D) x = 2t + 8, y = t - 2, z = -t + 14

---

Definitions:

Market Price

The prevailing cost at which one can buy or sell an asset or service.

Marginal Cost

The augmentation in total costs associated with the production of an additional unit of a product or service.

Cartel

A group of independent market participants who collude to control prices and production in order to monopolize a market.

Fixed Cost

Costs that do not change with the level of output, such as rent or salaries.