Solve the Problem $\cot ^ { 2 } 90 ^ { \circ } - \sec 180 ^ { \circ }$

question 21

Multiple Choice

Solve the problem.
- $\cot ^ { 2 } 90 ^ { \circ } - \sec 180 ^ { \circ }$

• A) \(- 1\)
• B) 1
• C) 0
• D) 2

---

Definitions:

Depreciable Asset

A tangible or intangible asset subject to depreciation, representing its loss in value over time due to usage or obsolescence.

Accumulated Depreciation

The total amount of depreciation expense that has been recorded for an asset over its useful life, reducing its initial cost to its current book value.

Book Value

The value of an asset as recorded on a company's balance sheet, calculated as its cost minus accumulated depreciation.

Adjusting Entry

An accounting journal entry made to update the accounts and reflect the correct financial position before financial statements are prepared.