Solve the Equation $$9 ^ { 2 x } \cdot 27 ^{( 3 - x )} = \frac { 1 } { 9 }$$

question 307

Multiple Choice

Solve the equation.
- $$9 ^ { 2 x } \cdot 27 ^{( 3 - x ) } = \frac { 1 } { 9 }$$

• A) \(\{ - 8 \}\)
• B) \(\{ 10 \}\)
• C) \(\{ - 11 \}\)
• D) \(\left\{ \frac { 9 + \sqrt { 87 } } { 6 } , \frac { 9 - \sqrt { 87 } } { 6 } \right\}\)

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