Solve the Equation $$3 ^ { - x } = \frac { 1 } { 9 }$$

question 276

Multiple Choice

Solve the equation.
- $$3 ^ { - x } = \frac { 1 } { 9 }$$

• A) \(\{ - 2 \}\)
• B) \(\left\{ \frac { 1 } { 2 } \right\}\)
• C) \(\left\{ \frac { 1 } { 3 } \right\}\)
• D) \(\{ 2 \}\)

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