Tentukan hasil operasi tiap perkalian matriks.
2 (5 2) - 3 (-1 2)
(-1 -2) (4 -1)
2 (5 2) - 3 (-1 2)
(-1 -2) (4 -1)
tifianti
![2 \left[\begin{array}{ccc}5&2\\-1&-2\\\end{array}\right] - 3 \left[\begin{array}{ccc}-1&2\\4&-1\\\end{array}\right] \\ \\ \left[\begin{array}{ccc}5(2)&2(2)\\-1(2)&-2(2)\\\end{array}\right] - \left[\begin{array}{ccc}-1(3)&2(3)\\4(3)&-1(3)\\\end{array}\right] \\ \\ \left[\begin{array}{ccc}10&4\\-2&-4\\\end{array}\right] - \left[\begin{array}{ccc}-3&6\\12&-3\\\end{array}\right] \\ \\ \left[\begin{array}{ccc}10-(-3)&4-6\\-2-12&-4-(-3)\\\end{array}\right]](https://tex.z-dn.net/?f=2++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D5%262%5C%5C-1%26-2%5C%5C%5Cend%7Barray%7D%5Cright%5D+-+3++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-1%262%5C%5C4%26-1%5C%5C%5Cend%7Barray%7D%5Cright%5D++%5C%5C++%5C%5C+++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D5%282%29%262%282%29%5C%5C-1%282%29%26-2%282%29%5C%5C%5Cend%7Barray%7D%5Cright%5D+-++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-1%283%29%262%283%29%5C%5C4%283%29%26-1%283%29%5C%5C%5Cend%7Barray%7D%5Cright%5D+++%5C%5C++%5C%5C+++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D10%264%5C%5C-2%26-4%5C%5C%5Cend%7Barray%7D%5Cright%5D+-++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-3%266%5C%5C12%26-3%5C%5C%5Cend%7Barray%7D%5Cright%5D++%5C%5C++%5C%5C+++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D10-%28-3%29%264-6%5C%5C-2-12%26-4-%28-3%29%5C%5C%5Cend%7Barray%7D%5Cright%5D "2 \left[\begin{array}{ccc}5&2\\-1&-2\\\end{array}\right] - 3 \left[\begin{array}{ccc}-1&2\\4&-1\\\end{array}\right] \\ \\ \left[\begin{array}{ccc}5(2)&2(2)\\-1(2)&-2(2)\\\end{array}\right] - \left[\begin{array}{ccc}-1(3)&2(3)\\4(3)&-1(3)\\\end{array}\right] \\ \\ \left[\begin{array}{ccc}10&4\\-2&-4\\\end{array}\right] - \left[\begin{array}{ccc}-3&6\\12&-3\\\end{array}\right] \\ \\ \left[\begin{array}{ccc}10-(-3)&4-6\\-2-12&-4-(-3)\\\end{array}\right]")
![\left[\begin{array}{ccc}10+3&4-6&\\-2-12&-4+3&\\\end{array}\right] \\ \\ \left[\begin{array}{ccc}13&-2\\-14&-1\\\end{array}\right]](https://tex.z-dn.net/?f=++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D10%2B3%264-6%26%5C%5C-2-12%26-4%2B3%26%5C%5C%5Cend%7Barray%7D%5Cright%5D++%5C%5C++%5C%5C+++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D13%26-2%5C%5C-14%26-1%5C%5C%5Cend%7Barray%7D%5Cright%5D+ "\left[\begin{array}{ccc}10+3&4-6&\\-2-12&-4+3&\\\end{array}\right] \\ \\ \left[\begin{array}{ccc}13&-2\\-14&-1\\\end{array}\right]")
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Thanks 0
desynurviani89
makasih ya☺☺☺☺☺☺
tifianti
sama-sama ^^
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