Let and

question 3

Multiple Choice

Let and . Find the rule for the function .

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Definitions:

Placebos

Inert substances or treatments used in controlled experiments to test the efficacy of another substance or treatment.

Randomized

A method or process in which individuals or elements are selected randomly for participation in a trial or study to ensure fairness and objectivity.

Clinical Trial

A research study conducted with human volunteers to evaluate the safety and effectiveness of medical interventions.

Retrospective Study

A research approach that examines existing data or records to study outcomes that have already occurred.