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Mathematics, 02.12.2021 18:00 abrown6758

Xét các phép thế f= \left(\begin{array}{ccc}1&2&3&4\\2&1&4&3\end{array}\right)\\

g=\left(\begin{array}{ccc}1&2&3&4\\3&2&4&1\end{array}\right)

Tìm fg; gf; f^{-1}g^{2}. Xét tính chẵn lẻ của f, g và g^{2}

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Xét các phép thế f=

g=

Tìm fg; gf; và . Xét tính chẵn lẻ của f, g và...
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