Use a Sum or Difference Identity to Find the Exact $$\frac { \tan 165 ^ { \circ } - \tan 45 ^ { \circ } } { 1 + \tan 165 ^ { \circ } \tan 45 ^ { \circ } }$$

question 165

Multiple Choice

Use a sum or difference identity to find the exact value.
- $$\frac { \tan 165 ^ { \circ } - \tan 45 ^ { \circ } } { 1 + \tan 165 ^ { \circ } \tan 45 ^ { \circ } }$$

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

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Definitions:

Universally

A term indicating applicability or occurrence in every case, everywhere, or for everyone without exception.

Kübler-Ross

A model proposed by Elisabeth Kübler-Ross outlining five stages of grief: denial, anger, bargaining, depression, and acceptance.

Stages Of Death

A concept often referring to the Kubler-Ross model, which includes denial, anger, bargaining, depression, and acceptance as emotional stages experienced by terminally ill patients.

Acceptance

The act of receiving or taking something offered, or the recognition of a new situation or condition without attempting to change it.