Solve Using Cramer's Rule

question 102

Multiple Choice

Solve using Cramer's rule.
-8a + 3c = 69 5a + 9b - 9c = 30
5a - 9b = -33

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

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Definitions:

Working Memory

A mental system with restricted capacity, tasked with briefly maintaining information for processing.

Salient Aspects

Features or characteristics that stand out and are most noticeable or important in a particular context.

Novice

A person who is new to the circumstances, work, etc., possessing little experience or skills in a particular field or activity.

Childhood Amnesia

The phenomenon where adults are unable to recall episodic memories from their early childhood, typically before age 3-4.