Solve Using Cramer's Rule $\begin{array} { l } 8 a \quad + 3 c = 69 \\5 a + 9 b - 9 c = 30 \\5 a - 9 b \quad = - 33\end{array}$

question 24

Multiple Choice

Solve using Cramer's rule.
- $\begin{array} { l } 8 a \quad + 3 c = 69 \\5 a + 9 b - 9 c = 30 \\5 a - 9 b \quad = - 33\end{array}$

• A) \(( 7,7,7 )\)
• B) \(( 6 , - 7 , - 7 )\)
• C) \(( 6,7,7 )\)
• D) \(( 7,5,7 )\)

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Definitions:

Working Memory

An intellectual framework that temporarily stores data for tasks like analysis and understanding.

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Visual memories of events observed by individuals, which can be significant in legal contexts but are subject to distortion and inaccuracies.

Flashbulb Memories

Vivid, detailed memories of significant or emotional events that feel as if they were recorded with a camera's flash; these memories often include where one was and what one was doing at the time of the event.

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Vivid and detailed mental images that can be recalled with high accuracy, often referred to as photographic memory.