Find the Determinant of the Matrix $$\left[ \begin{array} { c c } - 5 & 2 \\\frac { 1 } { 2 } & 1\end{array} \right]$$

question 50

Multiple Choice

Find the determinant of the matrix.​ $$\left[ \begin{array} { c c } - 5 & 2 \\\frac { 1 } { 2 } & 1\end{array} \right]$$ ​

• A)-6
• B)-7
• C)-4
• D)-5
• E)-8

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