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NCERT XII
Chapter 4: Determinants
Determinants
Determinants
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Completion requirements
Example 1
Evaluate
\(|\begin{smallmatrix}2&4\\ -1&2\end{smallmatrix}|\)
Show Answer
Solution
We have
\(|\begin{smallmatrix}2&4\\ -1&2\end{smallmatrix}|=2(2)-4(-1)=4+4=8\)
.