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

question 201

Multiple Choice

Find the exact value under the given conditions.
- $\sin \alpha = - \frac { 3 } { 5 } , \frac { 3 \pi } { 2 } < \alpha < 2 \pi ; \quad \cos \beta = - \frac { \sqrt { 21 } } { 5 } , \pi < \beta < \frac { 3 \pi } { 2 } \quad$ Find $\sin ( \alpha - \beta )$

• A) \(\frac { - 6 - 4 \sqrt { 21 } } { 25 }\)
• B) \(\frac { - 8 + 3 \sqrt { 21 } } { 25 }\)
• \(\frac { - 6 + 4 \sqrt { 21 } } { 25 }\)
• D) \(\frac { 8 + 3 \sqrt { 21 } } { 25 }\)

Apply knowledge of plate tectonics to infer potential geological events at given locations.

Understand the concept of plate boundaries and their types.

Identify and describe the geological features formed at different plate boundaries.

Analyze the likelihood of volcanic formation at various plate boundaries.

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