Solve the Equation for X $\ln 7 x = 3$ A) $\left\{ \frac { \mathrm { e } ^ { 3 } } { 7 } \right\}$

question 186

Multiple Choice

Solve the equation for x. Give an exact solution.
- $\ln 7 x = 3$

• A) \(\left\{ \frac { \mathrm { e } ^ { 3 } } { 7 } \right\}\)
• B) \(\left\{ \frac { \mathrm { e } ^ { 7 } } { 3 } \right\}\)
• C) \(\left\{ e ^ { 3 / 7 } \right\}\)
• D) \(\{ 21 \}\)

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