Solved

Solve the Equation for X $\left| \begin{array} { l l l } x & 0 & 0 \\3 & x & 1 \\2 & 2 & 1\end{array} \right| = - 1$

Question 346

Multiple Choice

Solve the equation for x.
- $\left| \begin{array} { l l l } x & 0 & 0 \\3 & x & 1 \\2 & 2 & 1\end{array} \right| = - 1$

A) $\{ - 1 \}$
B) $\{ 2 \}$
C) $\{ 1 \}$
D) $\varnothing$

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