Use the Definition of a Logarithm to Solve Logarithmic Equations $$\ln \sqrt { x + 8 } = 7$$

Multiple Choice

Use the Definition of a Logarithm to Solve Logarithmic Equations
Solve the logarithmic equation. Be sure to reject any value that is not in the domain of the original logarithmic
expressions. Give the exact answer.
- $$\ln \sqrt { x + 8 } = 7$$

A) $\left\{ \mathrm { e } ^ { 14 } - 8 \right\}$
B) $\left\{ \mathrm { e } ^ { 14 } + 8 \right\}$
C) $\left\{ \frac { \mathrm { e } ^ { 7 } } { 2 } + 8 \right\}$
D) $\left\{ e ^ { 7 } - 8 \right\}$