Let X , Y , and Z Represent Three Real $x y - z$

question 1

Multiple Choice

Let x , y , and z represent three real numbers. Write an algebraic expression to denote the product of z , x , and y .

• A) \(x y - z\)
• B) \(z - y\)
• C) \(x y z\)
• D) \(z - x y\)
• E) \(x + 2 z\)

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Definitions:

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A principle requiring that individuals choose to participate in research of their own free will without coercion or undue influence.

Nonmaleficence

A principle in ethics, especially in healthcare, which dictates avoiding the causation of harm to others.

Intentional Harm

Refers to damage or negative effects deliberately inflicted on a person or group.

Delayed-Treatment Groups

A research method in which one group receives an intervention at a later time than another group, allowing for comparisons of outcomes.