Solve the Problem $\int _ { - \pi / 2 } ^ { \pi / 2 } 4 \sin x d x$

question 388

Multiple Choice

Solve the problem.
-Estimate the minimum number of subintervals needed to approximate the integral $\int _ { - \pi / 2 } ^ { \pi / 2 } 4 \sin x d x$ with an error of magnitude less than $10 ^ { - 4 }$ using the Trapezoidal Rule.

• A) 58
• B) 114
• C) 322
• D) 228

Comprehend the criterion for firms to undertake investment projects based on the present value of the income stream versus the cost.

Recognize the role of expected rate of return in investment choices and how it compares with interest rates.

Learn how certainty and uncertainty in the market impact investment spending.

Know how to calculate the future and present values of money based on current interest rates.

---

Definitions:

Dividend Payouts

The portion of a company's earnings that is distributed to shareholders in the form of cash or additional shares.

Accounts Receivable

Outstanding payments from customers to a firm for received goods or services that remain unpaid.

Financial Plan

A comprehensive evaluation of an individual's current pay and future financial state by using current known variables to predict future income, asset values, and withdrawal plans.

Shareholder Wealth

The total value of an individual's ownership stake in a publicly traded corporation, often measured in terms of stock price appreciation plus dividends received.