Express as a Single Logarithm And, If Possible, Simplify $\ln \cos \theta - \ln \left( \frac { \cos \theta } { 10 } \right)$

question 330

Multiple Choice

Express as a single logarithm and, if possible, simplify.
- $\ln \cos \theta - \ln \left( \frac { \cos \theta } { 10 } \right)$

• A) \(\ln \cos \theta\)
• B) \(\ln \left( \frac { 1 } { 10 } \right)\)
• C) \(\ln \left( \frac { \cos ^ { 2 } \theta } { 10 } \right)\)
• D) \(\ln 10\)

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