Find the determinant of the matrix. $$\left[ \begin{array} { c c }
- \frac { 7 } { 3 } & \frac { 14 } { 3 } \\
- 1 & \frac { 1 } { 3 }
\end{array} \right]$$
A) $- \frac { 35 } { 17 }$
B) $\frac { 13 } { 35 }$
C) $\frac { 11 } { 35 }$
D) $- \frac { 17 } { 35 }$
E) $\frac { 35 } { 9 }$

Question

Find the determinant of the matrix.​ $$\left[ \begin{array} { c c } 
- \frac { 7 } { 3 } & \frac { 14 } { 3 } \\
- 1 & \frac { 1 } { 3 }
\end{array} \right]$$ ​
A) $- \frac { 35 } { 17 }$
B) $\frac { 13 } { 35 }$
C) $\frac { 11 } { 35 }$
D) $- \frac { 17 } { 35 }$
E) $\frac { 35 } { 9 }$

Quizplus · Accepted Answer

The Answer is E

Find the Determinant of the Matrix [−73143−113]\left[ \begin{array} { c c } - \frac { 7 } { 3 } & \frac { 14 } { 3 } \\\\- 1 & \frac { 1 } { 3 }\end{array} \right]​−37​−1​314​31​​​

Find the Determinant of the Matrix $\left[ \begin{array} { c c } - \frac { 7 } { 3 } & \frac { 14 } { 3 } \\\\- 1 & \frac { 1 } { 3 }\end{array} \right]$