$\cot \left( - 315 ^ { \circ } \right)$ A) $\sqrt { 2 }$

question 83

Multiple Choice

$\cot \left( - 315 ^ { \circ } \right)$

• A) \(\sqrt { 2 }\)
• B) 1
• C) \(\frac { 1 } { 2 }\)
• D) \(\frac { 2 \sqrt { 3 } } { 3 }\)

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Definitions:

Mother's Brother

In many cultures, the mother's brother holds a special status or role, often distinct from that of the father, reflecting particular kinship systems or social norms.

Descent Groups

Social groups whose membership is based on lineage or ancestry, tracing relationships through either maternal or paternal lines.

Common Ancestor

An individual or species from which two or more descendant species or individuals are derived in evolutionary biology, indicating a point of divergence in their lineage.

Descent Group

A social group whose members talk about common ancestry.