Find the Exact Value Under the Given Conditions $\sin \alpha = \frac { 20 } { 29 } , \frac { \pi } { 2 } < \alpha < \pi ; \quad \cos \beta = \frac { 3 } { 5 } , 0 < \beta < \frac { \pi } { 2 } \quad$

question 272

Multiple Choice

Find the exact value under the given conditions.
- $\sin \alpha = \frac { 20 } { 29 } , \frac { \pi } { 2 } < \alpha < \pi ; \quad \cos \beta = \frac { 3 } { 5 } , 0 < \beta < \frac { \pi } { 2 } \quad$ Find $\sin ( \alpha - \beta )$ .

• A) \(\frac { 143 } { 145 }\)
• B) \(- \frac { 17 } { 145 }\)
• C) \(\frac { 144 } { 145 }\)
• D) \(- \frac { 24 } { 145 }\)

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A professional title for psychologists in the United States, often associated with the publication of the American Psychological Association.

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A German psychologist who is widely regarded as the father of experimental psychology, having established the first psychology laboratory in 1879.

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