\left| \begin{array} { c c } { 16 } & { 11 } \\ { - 24 } & { - 18 } \end{array} \right|
Evaluate
-24
Factor
-24
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det(\left(\begin{matrix}16&11\\-24&-18\end{matrix}\right))
Find the determinant of the matrix.
16\left(-18\right)-11\left(-24\right)
For the 2\times 2 matrix \left(\begin{matrix}a&b\\c&d\end{matrix}\right), the determinant is ad-bc.
-288-11\left(-24\right)
Multiply 16 times -18.
-288-\left(-264\right)
Multiply 11 times -24.
-24
Subtract -264 from -288.
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