Solved

Evaluate the Determinant $\left| \begin{array} { c c } \frac { 1 } { 7 } & - \frac { 1 } { 10 } \\ 10 & 7 \end{array} \right|$

Question 36

Multiple Choice

Evaluate the determinant.
- $\left| \begin{array} { c c } \frac { 1 } { 7 } & - \frac { 1 } { 10 } \\ 10 & 7 \end{array} \right|$

A) 2
B) 0
C) $- 2$
D) $\frac { 149 } { 70 }$

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