5. Tentukan matriks A, B dari persamaan matriks berikut: -4 1 5 0 5 23 [BJ] 0 6 61 -2 0 05 a. A+ b.
Jelaskan . Materi Al Jabar Matematika kelas 11
Jelaskan . Materi Al Jabar Matematika kelas 11
MaTRIKS
[tex]\sf A = \left[\begin{array}{ccc}5&0\\6&1\end{array}\right] - \left[\begin{array}{ccc}-4&1\\0&6\end{array}\right]\\\\[/tex]
[tex]\sf A = \left[\begin{array}{ccc}5+4&0-1\\6-0&1-6\end{array}\right]=\left[\begin{array}{ccc}9&-1\\6&-5\end{array}\right][/tex]
[tex]\sf P =\left[\begin{array}{ccc}2&3\\0&5\end{array}\right] - \left[\begin{array}{ccc}5&1\\-2&0\end{array}\right][/tex]
[tex]\sf P =\left[\begin{array}{ccc}2-5&3-1\\0+2&5-0\end{array}\right]=\left[\begin{array}{ccc}-3&2\\2&5\end{array}\right][/tex]
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