bantu saya donk kk dg caranya tentukan persamaan matriks A
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Pertanyaan
bantu saya donk kk dg caranya
tentukan persamaan matriks A
tentukan persamaan matriks A
1 Jawaban
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1. Jawaban YohanesG
A[tex] \left[\begin{array}{ccc}-1&4\\2&2\end{array}\right] [/tex] = [tex] \left[\begin{array}{ccc}1&24\\8&11\end{array}\right] [/tex] - [tex] \left[\begin{array}{ccc}-2&6\\5&3\end{array}\right] [/tex]
A[tex] \left[\begin{array}{ccc}-1&4\\2&2\end{array}\right] [/tex] = [tex] \left[\begin{array}{ccc}3&18\\3&8\end{array}\right] [/tex]
A = [tex] \left[\begin{array}{ccc}3&18\\3&8\end{array}\right] [/tex] . 1/(-10)[tex] \left[\begin{array}{ccc}2&-4\\-2&-1\end{array}\right] [/tex]
A = 1/(-10) [tex] \left[\begin{array}{ccc}-30&-30\\-10&-20\end{array}\right] [/tex]
A = [tex] \left[\begin{array}{ccc}3&3\\1&2\end{array}\right] [/tex]