Consider the Problem of Arranging Matchsticks So as to Form

question 60

Multiple Choice

Consider the problem of arranging matchsticks so as to form a row of rectangles, as shown below.-----
|--|--|---
Complete the recursive method below, which is designed to return the number of matchsticks needed to form n rectangles.
Public static int matchsticks(int rectangles)
{
If (rectangles == 1) // 1 square can be formed with 6 matchsticks
{
Return 6;
}
Else
{
Return ___________________________
}
}

• A) 6 + matchsticks(rectangles - 1);
• B) 5 + matchsticks(rectangles - 1);
• C) 6 * rectangles;
• D) matchsticks(rectangles + 6);

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Definitions:

Fully Depreciated

A state where an asset's cost has been completely expensed over its useful life, reducing its book value to zero or salvage value.

Machinery

Tangible assets used in operations, such as production or manufacturing equipment, that have a useful life beyond one year.

Amortize

The process of spreading out a loan or an intangible asset cost over a specific period of time for accounting and tax purposes.

Accumulated Depreciation

The total depreciation that has been applied to a fixed asset since it was acquired, representing the loss of value over time.