Find the Exact Value of the Expression Using the Provided $\tan ( s + t )$

question 239

Multiple Choice

Find the exact value of the expression using the provided information.
-Find $\tan ( s + t )$ given that $\cos s = - \frac { 5 } { 13 }$ , with $s$ in quadrant II, and $\sin t = \frac { 8 } { 17 }$ , with $t$ in quadrant II.

• A) \(\frac { 20 } { 3 }\)
• B) \(- \frac { 220 } { 171 }\)
• C) \(\frac { 220 } { 21 }\)
• D) \(- \frac { 220 } { 221 }\)

---

Definitions:

Specified Outpatient

Specified Outpatient refers to particular outpatient medical treatments or procedures that are predefined under a health plan or policy for coverage or reimbursement.

Coordination of Benefits (COB)

A process in health insurance to determine the order of responsibility when a person is covered by more than one insurance plan, to avoid overlapping payments.

Duplication of Payment

An error or fraud resulting in the repeated payment for a single invoice or service.

Individual Insurance

A type of insurance policy purchased by an individual to cover health, life, or other personal risks, distinct from group policies.