Solve the Exponential Equation by Taking a Logarithm of Both $$7 ^ { a } = 15$$

question 107

Multiple Choice

Solve the exponential equation by taking a logarithm of both sides. $$7 ^ { a } = 15$$

• A) \(\left\{ \ln \frac { 15 } { 7 } \right\}\)
• B) \(\left\{ \ln \frac { 7 } { 15 } \right\}\)
• C) \(\left\{ \frac { \ln 15 } { \ln 7 } \right\}\)
• D) \(\left\{ \frac { \ln 7 } { \ln 15 } \right\}\)

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