Write the Word or Phrase That Best Completes Each Statement

question 23

Essay

Write the word or phrase that best completes each statement or answers the question.
The parametric equations of four curves are given. Graph each of them, indicating the orientation.
- $$\begin{array} { l } C _ { 1 } : x = 7 \sin t , y = 7 - 7 \cos ^ { 2 } t ; \frac { \pi } { 2 } \leq t \leq \frac { 3 \pi } { 2 } \\C _ { 2 } : x = \ln t , y = \ln t ^ { 2 } ; e ^ { - 4 } \leq t \leq e ^ { 3 } \\C _ { 3 } : x = t ^ { 2 } - 8 , y = t - 3 ; - 4 \leq t \leq 4 \\C _ { 4 } : x = t - 5 , y = t + 2 ; - 4 \leq t \leq 7\end{array}$$

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Definitions:

Implicit Costs

Indirect, non-monetary expenses involved in pursuing an activity or decision, often reflected as the opportunity cost of using resources.

Explicit Costs

Cash disbursements to external parties for the operation costs of a business, like employee salaries, rental expenses, and raw materials.

Explicit Cost

The monetary payment made by a firm to an outsider to obtain a resource.

Accounting Profits

The net income a company has after subtracting all costs and expenses from total revenue, as recognized in financial statements.