Solve
- $\log _{13}\left(\mathrm{x}^{2}-3 \mathrm{x}-27\right)=0$ A) $\{-4,7\}$ B) $\varnothing$ C) $\{7\}$ D) $\{-7,4\}$

Multiple Choice

Solve.
- $\log _{13}\left(\mathrm{x}^{2}-3 \mathrm{x}-27\right) =0$

A) $\{-4,7\}$
B) $\varnothing$
C) $\{7\}$
D) $\{-7,4\}$