Use a Graphing Calculator to Find the Coordinates of the Turning

question 254

Multiple Choice

Use a graphing calculator to find the coordinates of the turning points of the graph of the polynomial function in the
indicated domain interval. Give answers to the nearest hundredth.
- $$f ( x ) = x ^ { 3 } + 8 x ^ { 2 } - 21 x - 108 ; [ 1,2 ]$$

• A) \(( 0,12 )\)
• B) \(( 3.50 , - 40.62 )\)
• C) \(( - 6.42,91.94 )\)
• D) \(( 1.09 , - 120.09 )\)

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Definitions:

Trial Balance Totals

The aggregate amounts of all debits and credits in a company's trial balance, which should match to indicate that the accounting entries are balanced.

Journal Entry

A record in the accounting journal that details all the financial transactions of a business and their impact on its accounts.

Debit Portion

Part of a financial transaction that represents an increase in assets or expenses or a decrease in liabilities or equity, according to double-entry accounting principles.

Credit Portion

The part of a journal entry that records the increase in liabilities or equity or the decrease in assets.