Evaluate the Integral $\int _ { 0 } ^ { 1 } 9 x \sin \pi x d x$

question 49

Multiple Choice

Evaluate the integral. $\int _ { 0 } ^ { 1 } 9 x \sin \pi x d x$

• A) \(2.8665\)
• B) \(6.5700\)
• C) \(0.7166\)
• D) \(11.8665\)
• E) None of these

---

Definitions:

Future Value

The value of an investment at a specific date in the future, considering compounding interest or investment returns.

Accretion Expense

Accretion expense relates to the gradual increase in the liability amount in an accretion bond or the process of asset value increase over time.

Operating Item

Expenses or revenues that arise from the primary operations of a company.

Asset Retirement Obligation

A legal obligation associated with the retirement of a tangible long-lived asset, where the liability is recognized in the period in which it incurs.