Solved

Solve the Equation $\log _ { 3 } r + \log _ { 3 } ( r - 8 ) = 2$

Question 231

Multiple Choice

Solve the equation.
- $\log _ { 3 } r + \log _ { 3 } ( r - 8 ) = 2$

A) $\{ 9 \}$
B) $\{ 8.5 \}$
C) $\varnothing$
D) $\{ 1 \}$

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