Find the Exact Value Under the Given Conditions Find $\tan ( \alpha - \beta )$

question 359

Multiple Choice

Find the exact value under the given conditions.
- $\cos \alpha = - \frac { 5 } { 13 } , \frac { \pi } { 2 } < \alpha < \pi ; \quad \sin \beta = \frac { 8 } { 17 } , \frac { \pi } { 2 } < \alpha < \pi \quad$ Find $\tan ( \alpha - \beta )$ .

• A) \(\frac { 50 } { 19 }\)
• В) \(\frac { 20 } { 3 }\)
• C) \(- \frac { 20 } { 3 }\)
• D) \(- \frac { 140 } { 171 }\)

---

Definitions:

Consumer Confusion

A state where consumers are uncertain or have difficulty understanding or distinguishing between products, brands, or services.

Theoretical Influence

The impact that established theories or principles have on shaping research, practices, or policies within academic, scientific, or professional fields.

Psychological Influence

The impact that psychological factors, such as emotions, beliefs, or cognitive biases, have on an individual’s decisions and behaviors.

Brand Communities

Groups of consumers who are united by their loyalty and advocacy for a particular brand, fostering a sense of belonging and mutual support.