Simplify the Expression: 9 ¹¹⁄₂₁ + 3 ⁵⁄₇

question 227

Multiple Choice

Simplify the expression:
9 ¹¹⁄₂₁ + 3 ⁵⁄₇

• A)5 ⁷/₂₁
• B)13 ⁷/₂₁
• C)13 ⁵/₂₁
• D)13 ⁷/₃

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Definitions:

Witness Memory

Witness memory refers to the recollection of events, people, or objects by individuals who have observed a particular incident, important in the context of eyewitness testimony.

Accuracy Indicator

An accuracy indicator measures the correctness of responses, often used in research or testing scenarios.

DRM Paradigm

A common procedure for studying memory, in which participants read and then immediately recall a list of related words, but the word providing the “theme” for the list is not included.

Stimulus Words

Stimulus words are specific words used in psychological experiments to elicit a response from participants.