Let a and B Be Sets with Cardinal Numbers, N(A)= $\text { If } B \subseteq A , n ( B ) = n ( A ) - n ( A - B )$

question 279

True/False

Let A and B be sets with cardinal numbers, n(A)= a and n(B)= b, respectively. Decide whether the statement is true or false.
- $\text { If } B \subseteq A , n ( B ) = n ( A ) - n ( A - B )$

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Definitions:

Low-status Compensation Theory

A theory suggesting that individuals with lower status try to compensate for their position through other means, such as aggression or conspicuous consumption.

Stereotype Threat Theory

The idea that anxiety about confirming a negative stereotype about one's group can negatively affect performance.

Displacement Theory

A theory suggesting that individuals divert negative emotions or impulses towards something less threatening rather than the actual source of those emotions.

Terror Management Theory

A psychological framework suggesting that humans' awareness of their own mortality drives behaviors aimed at bolstering self-esteem and cultural worldviews.