Leysa {cc}{60}&{29}{2}&{-2} | Microsoft stærðfræði leysa

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Afritað á klemmuspjald

det(\left(\begin{matrix}60&29\\2&-2\end{matrix}\right))

Finndu ákveðu fylkisins.

60\left(-2\right)-29\times 2

Fyrir 2\times 2 fylkið \left(\begin{matrix}a&b\\c&d\end{matrix}\right) er ákvörðunin ad-bc.

-120-29\times 2

Margfaldaðu 60 sinnum -2.

-120-58

Margfaldaðu 29 sinnum 2.

-178

Dragðu 58 frá -120.

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