Use a Graphing Utility to Graph the Function Over the Indicated

question 93

Essay

Use a graphing utility to graph the function over the indicated interval and approximate any local maxima and local minima. Determine where the function is increasing and where it is decreasing. If necessary, round answers to two
decimal places.
- $f ( x ) = - 0.3 x ^ { 3 } + 0.2 x ^ { 2 } + 4 x - 5 ; ( - 4,5 )$

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Definitions:

Accumulated Depreciation

The total amount of depreciation expense that has been recorded for an asset since it was put into use.

Book Value

The value of an asset as it appears on the balance sheet, calculated by subtracting the accumulated depreciation or amortization from its original cost.

Significant Improvements

Upgrades or enhancements made to a company's assets, typically tangible fixed assets, that are expected to extend the asset's useful life, increase its value, or boost productivity.

Furnace

A device used for high-temperature heating, usually powered by fuel, electricity, or induction, and utilized in processes such as metal casting, forging, and glass manufacturing.