Determine Where the Function Is Increasing and Where It Is $$f ( x ) = - x ^ { 2 } + 2 x + 8$$

question 15

Multiple Choice

Determine where the function is increasing and where it is decreasing.
- $$f ( x ) = - x ^ { 2 } + 2 x + 8$$

• A) increasing on \(( - \infty , 1 )\)
• decreasing on \(( 1 , \infty )\)
• B) increasing on \(( 9 , \infty )\)
• decreasing on \(( - \infty , 9 )\)
• C) increasing on \(( 1 , \infty )\)
• decreasing on \(( - \infty , 1 )\)
• D) increasing on \(( - \infty , 9 )\)
• decreasing on \(( 9 , \infty )\)

Understand how to customize chart elements and styles to enhance data visualization.

Recognize the functionality of sparklines and their customization.

Know how to label chart axes and elements to improve clarity and presentation of data.

Appreciate the various chart types and their specific applications to display data effectively.

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Definitions:

Expansionary Fiscal Policy

Government policy aimed at stimulating economic growth by increasing government spending, reducing taxes, or both.

Contractionary Monetary Policy

A monetary policy strategy used by central banks to reduce inflation and cool an overheating economy by increasing interest rates and reducing the supply of money.

Politicians

Individuals involved in politics, especially those holding or seeking office in government.

Fiscal Policy

Government policy relating to taxation and spending, used to influence economic conditions.