Simplify the Rational Expression $$\frac { x + 12 } { x ^ { 2 } + 5 x - 84 }$$

question 106

Multiple Choice

Simplify the rational expression. If the rational expression cannot be simplified, so state.
- $$\frac { x + 12 } { x ^ { 2 } + 5 x - 84 }$$

• A) \(x - 7\)
• B) cannot be simplified
• C) \(\frac { 1 } { x - 7 }\)
• D) \(\frac { 1 } { x + 7 }\)

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Definitions:

Net Book Value

The value of an asset after accounting for depreciation or amortization, representing its residual value on the balance sheet.

Double Declining-Balance Depreciation

A method of accelerated depreciation that doubles the straight-line rate of depreciation.

Estimated Residual Value

The projected value of an asset at the end of its useful life, used in calculating depreciation.