$$\text { Find the value of } \mathrm { df } ^ { - 1 } / \mathrm { dx } \text { at } x = f ( a ) \text {. }$$

question 57

Multiple Choice

$$\text { Find the value of } \mathrm { df } ^ { - 1 } / \mathrm { dx } \text { at } x = f ( a ) \text {. }$$
- $$f ( x ) = x ^ { 3 } - 6 x ^ { 2 } - 5 , x \geq 4 , a = 2$$

• A) \(- \frac { 1 } { 21 }\)
• B) \(- \frac { 1 } { 5 }\)
• C) \(- 12\)
• D) \(- \frac { 1 } { 12 }\)

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Definitions:

Dry Period

An extended timespan with significantly reduced or no precipitation, leading to drought conditions and water scarcity.

Water Waste

The loss or misuse of water resources, often due to inefficient practices, leakage, or contamination.

Aquifer

A subsurface layer of permeable rock, fractures, or unconsolidated matter that holds water, allowing for groundwater to be drawn out through a well.

Rock Beds

Geological formations consisting of solidified layers of mineral and rock material, often serving as a natural foundation or resource for extraction.