Use a Sum or Difference Identity to Find the Exact $\sin \frac { 7 \pi } { 24 } \cos \frac { \pi } { 8 } - \cos \frac { 7 \pi } { 24 } \sin \frac { \pi } { 8 }$

question 220

Multiple Choice

Use a sum or difference identity to find the exact value.
- $\sin \frac { 7 \pi } { 24 } \cos \frac { \pi } { 8 } - \cos \frac { 7 \pi } { 24 } \sin \frac { \pi } { 8 }$

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

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Definitions:

Financial Leverage

Financial leverage refers to the use of borrowed money (debt) to finance the acquisition of assets, with the expectation that the income or capital gain from the assets will exceed the cost of borrowing.