Suppose That $\vec { u }$ And $\vec { v }$ Are Non-Zero Vectors And

question 46

Multiple Choice

Suppose that $\vec { u }$ and $\vec { v }$ are non-zero vectors and $( \vec { u } + \vec { v } ) \times ( \vec { u } - \vec { v } ) = \overrightarrow { 0 }$ .Then what MUST be true about $\vec { u }$ and $\vec { v }$ ?

• A) \(\vec { u }\) and \(\vec { v }\) are parallel.
• B) \(\vec { u }\) and \(\vec { v }\) are perpendicular.
• C) \(( \vec { u } + \vec { v } ) \cdot ( \vec { u } - \vec { v } ) = 0\)

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Definitions:

Long-Term Retention

The process or ability to maintain and store information or material over extended periods.

Thought

The process of considering, reasoning, or reflecting, often leading to a form of mental judgement or idea.

Procedural Memory

A type of implicit memory that involves the gradual acquisition of skills as a result of practice, or "knowing how" to do things.

Premotor Area

Part of the frontal lobe involved in planning and selecting motor movements before they are initiated.