Square Both Sides of the Equation $\sqrt { x + 3 } + 2 = \sqrt { x - 1 }$

question 110

Multiple Choice

Square both sides of the equation. $\sqrt { x + 3 } + 2 = \sqrt { x - 1 }$

• A) \(x + 5 = x - 1\)
• B) \(x + 7 = x - 1\)
• C) \(x + 2 \sqrt { x + 3 } + 7 = x - 1\)
• D) \(x + 4 \sqrt { x + 3 } + 7 = x - 1\)

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Definitions:

Working Memory Capacity

The amount of information that an individual can hold and manipulate in their mind for a short period of time.

Mental Speed

A cognitive ability that refers to how quickly an individual can process information, often measured by tasks requiring rapid decision making.

Inspection Time

The minimum time necessary to distinguish between two stimuli based on brief presentations.

Task Representation

The mental depiction and understanding of the tasks one is attempting to perform.