The Function F Is One-To-One $$f ( x ) = 2 x + 8$$

question 430

Multiple Choice

The function f is one-to-one. Find its inverse.
- $$f ( x ) = 2 x + 8$$

• A) \(f ^ { - 1 } ( x ) = \frac { x + 8 } { 2 }\)
• B) \(f ( x ) = \frac { x - 8 } { 2 }\)
• C) \(f ^ { - 1 } ( x ) = - \frac { x + 2 } { 8 }\)
• D) \(\mathrm { f } ^ { - 1 } ( \mathrm { x } ) = \frac { \mathrm { x } - 8 } { 2 }\)

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Definitions:

Physical Coordination

The ability to use different parts of the body together smoothly and efficiently.

Independent Variable

The variable that is manipulated or changed in an experiment to test its effects on the dependent variable.

Controlled

In an experiment, refers to conditions that are manipulated or regulated by the researcher to establish cause-and-effect relationships.

Manipulated

Refers to an item or variable that is intentionally changed or adjusted in a study to observe its effects.