Expansion and multiplication of determinantsMedium
Extremal Values of Determinant Function
Let M and m respectively be the maximum and the minimum values of
![f\left( x \right) = \left| {\begin{array}{*{20}{c}} {1 + {{\sin }^2}x}&{{{\cos }^2}x}&{4\sin 4x}\\[0.9em] {{{\sin }^2}x}&{1 + {{\cos }^2}x}&{4\sin 4x}\\[0.9em] {{{\sin }^2}x}&{{{\cos }^2}x}&{1 + 4\sin 4x} \end{array}} \right|,x \in R](https://d2lbh14zkcqlst.cloudfront.net/content_data/content_images/1739773520773667605.png)
Then M4 – m4 is equal to :
Then M4 – m4 is equal to :
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