Determine from Its Graph If the Function Is One-To-One $$f ( x ) = \left\{ \begin{array} { l l } 1 + \frac { x } { 5 } , & x \geq 0 \\\frac { x } { x - 5 } , & x < 0\end{array} \right.$$

question 314

True/False

Determine from its graph if the function is one-to-one.
- $$f ( x ) = \left\{ \begin{array} { l l } 1 + \frac { x } { 5 } , & x \geq 0 \\\frac { x } { x - 5 } , & x < 0\end{array} \right.$$

Understand the mathematical relationship between investment losses and gains across different time periods.

Illustrate the impact of compound interest on investments and loans.

Calculate the necessary rate of return to achieve a specific financial goal.

Understand the concept of nominal interest rate and how to calculate it.

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