Solve by Factoring $\mathrm{x}^{2}-\mathrm{x}-42=0$ A) $\{7,6\}$ B) $\{6,7\}$ C) $\{-6,-7\}$ D) $\{-6,7\}$

Multiple Choice

Solve by factoring.
- $\mathrm{x}^{2}-\mathrm{x}-42=0$

A) $\{7,6\}$
B) $\{6,7\}$
C) $\{-6,-7\}$
D) $\{-6,7\}$