Write the Word or Phrase That Best Completes Each Statement $f ( x ) = \tan x$

question 143

Essay

Write the word or phrase that best completes each statement or answers the question.
- $f ( x ) = \tan x$ is defined over the interval $\left[ 0 , \frac { 3 } { 2 } \right]$
(a) Approximate the area A by partitioning $\left[ 0 , \frac { 3 } { 2 } \right]$ into 4 subintervals of equal length and choosing $u$ as the left endpoint of each subinterval.
(b) Approximate the area A by partitioning $\left[ 0 , \frac { 3 } { 2 } \right]$ into 8 subintervals of equal length and choosing us the right endpoint of each subinterval.
(c) Express the area A as an integral.
(d) Use a graphing utility to approximate this integral to three decimal places.

---

Definitions:

Psychological Pricing

A pricing strategy that plays on the psychological perception of prices by consumers, often using prices that are slightly lower than a round number to encourage purchases.

Value-Based Pricing

A pricing method that involves pricing a product based on how it benefits the customer.

Customer-Led Pricing

A pricing strategy that relies on understanding and responding to the preferences and willingness to pay of the targeted customers.

Operating Expenses

The costs required for a business to maintain its daily operations, such as rent, salaries, and utilities.