Each of Two Vectors, and , Lies Along

question 24

Multiple Choice

Each of two vectors, and , lies along a coordinate axis in the xy plane. Each vector has its tail at the origin, and the dot product of the two vectors is . Which possibility is correct?

• A) and both lie along the positive x axis.
• B) lies along the positive x axis. lies along the negative x axis.
• C) and both lie along the positive y axis.
• D) lies along the negative x axis. lies along the negative y axis.
• E) lies along the positive y axis. lies along the negative y axis.

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Definitions:

Scarce, Desired Resources

Resources that are in limited supply but are highly sought after due to their value or utility.

Realistic Conflict

A theory suggesting that conflict and antagonism between groups is caused by direct competition for limited resources.

Ethnocentrism

is the belief in the superiority of one's own ethnic group or culture, often accompanied by a general disregard for other cultures.

Social Comparison

The act of evaluating oneself in relation to others to assess one's own worth, abilities, or status.