Tentukan hasil operasi tiap tiap perkalian matriks beriku:
a. 3 (2 1)
(5 -2)
a. 3 (2 1)
(5 -2)
tifianti
![3 \left[\begin{array}{ccc}2&1\\5&-2\\\end{array}\right] \\ \\ \left[\begin{array}{ccc}2(3)&1(3)\\5(3)&-2(3)\\\end{array}\right] \\ \\ \left[\begin{array}{ccc}6&3\\15&-6\\\end{array}\right]](https://tex.z-dn.net/?f=3++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D2%261%5C%5C5%26-2%5C%5C%5Cend%7Barray%7D%5Cright%5D++%5C%5C++%5C%5C+++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D2%283%29%261%283%29%5C%5C5%283%29%26-2%283%29%5C%5C%5Cend%7Barray%7D%5Cright%5D++%5C%5C++%5C%5C+++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D6%263%5C%5C15%26-6%5C%5C%5Cend%7Barray%7D%5Cright%5D+ "3 \left[\begin{array}{ccc}2&1\\5&-2\\\end{array}\right] \\ \\ \left[\begin{array}{ccc}2(3)&1(3)\\5(3)&-2(3)\\\end{array}\right] \\ \\ \left[\begin{array}{ccc}6&3\\15&-6\\\end{array}\right]")
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