Simplify the Expression, If Possible $$\frac { 1 - 5 a ^ { - 1 } - 24 a ^ { - 2 } } { 1 - 15 a ^ { - 1 } + 56 a ^ { - 2 } }$$

question 68

Multiple Choice

Simplify the expression, if possible.
- $$\frac { 1 - 5 a ^ { - 1 } - 24 a ^ { - 2 } } { 1 - 15 a ^ { - 1 } + 56 a ^ { - 2 } }$$

• A) \(a - 8\)
• B) \(\frac { a + 3 } { a - 7 }\)
• C) \(\frac { a - 8 } { a - 7 }\)
• D) \(\frac { ( a + 3 ) ( a - 8 ) } { ( a + 8 ) ( a - 7 ) }\)

---

Definitions:

Cell Phone

A portable electronic device for communication, that can make and receive calls over a radio frequency link while the user is moving within a service area.

Driving

The operation and control of a vehicle, such as a car, truck, or motorcycle, usually on public roads.

Texting

The act of sending and receiving short text messages, typically through mobile phones.

Parallel Processing

denotes the brain's capacity to process multiple pieces of information simultaneously, allowing for tasks like visual recognition to occur quickly and efficiently.