\left| \begin{array} { c c } { 1234 } & { 234 } \\ { 2468 } & { 469 } \end{array} \right| =
Evaluate
1234
Factor
2\times 617
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det(\left(\begin{matrix}1234&234\\2468&469\end{matrix}\right))
Find the determinant of the matrix.
1234\times 469-234\times 2468
For the 2\times 2 matrix \left(\begin{matrix}a&b\\c&d\end{matrix}\right), the determinant is ad-bc.
578746-234\times 2468
Multiply 1234 times 469.
578746-577512
Multiply 234 times 2468.
1234
Subtract 577512 from 578746.
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