Tentukan nilai x dan y yang memenuhi kesamaan matriks Berikut!
[4 5] [x] = [3]
[1 -2] [y] [4]
Soal Yg B Yahh KK,,
[4 5] [x] = [3]
[1 -2] [y] [4]
Soal Yg B Yahh KK,,
xkuadratz
![\left[\begin{array}{ccc}4&5\\1&-2\end{array}\right] \left[\begin{array}{ccc}x\\y\end{array}\right] = \left[\begin{array}{ccc}3\\4\end{array}\right] \\ \\ \left[\begin{array}{ccc}x\\y\end{array}\right]= \left[\begin{array}{ccc}4&5\\1&-2\end{array}\right] ^{-1} \left[\begin{array}{ccc}3\\4\end{array}\right] \\ \\ \left[\begin{array}{ccc}x\\y\end{array}\right]= \frac{1}{-13}\left[\begin{array}{ccc}-2&-5\\-1&4\end{array}\right] \left[\begin{array}{ccc}3\\4\end{array}\right] \\ \\ =...teruskan](https://tex.z-dn.net/?f=++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D4%265%5C%5C1%26-2%5Cend%7Barray%7D%5Cright%5D+++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7Dx%5C%5Cy%5Cend%7Barray%7D%5Cright%5D+%3D+%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D3%5C%5C4%5Cend%7Barray%7D%5Cright%5D+%5C%5C++%5C%5C++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7Dx%5C%5Cy%5Cend%7Barray%7D%5Cright%5D%3D++%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D4%265%5C%5C1%26-2%5Cend%7Barray%7D%5Cright%5D+%5E%7B-1%7D+%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D3%5C%5C4%5Cend%7Barray%7D%5Cright%5D+%5C%5C++%5C%5C+%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7Dx%5C%5Cy%5Cend%7Barray%7D%5Cright%5D%3D+%5Cfrac%7B1%7D%7B-13%7D%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D-2%26-5%5C%5C-1%264%5Cend%7Barray%7D%5Cright%5D+%5Cleft%5B%5Cbegin%7Barray%7D%7Bccc%7D3%5C%5C4%5Cend%7Barray%7D%5Cright%5D++%5C%5C++%5C%5C+%3D...teruskan "\left[\begin{array}{ccc}4&5\\1&-2\end{array}\right] \left[\begin{array}{ccc}x\\y\end{array}\right] = \left[\begin{array}{ccc}3\\4\end{array}\right] \\ \\ \left[\begin{array}{ccc}x\\y\end{array}\right]= \left[\begin{array}{ccc}4&5\\1&-2\end{array}\right] ^{-1} \left[\begin{array}{ccc}3\\4\end{array}\right] \\ \\ \left[\begin{array}{ccc}x\\y\end{array}\right]= \frac{1}{-13}\left[\begin{array}{ccc}-2&-5\\-1&4\end{array}\right] \left[\begin{array}{ccc}3\\4\end{array}\right] \\ \\ =...teruskan")
1 votes
Thanks 3
Adh1e
gak di selesain semu Kaa
xkuadratz
biar kamu yg nerusin
Adh1e
kok gtu sih tanggung kak,, pliss :)
xkuadratz
x=2, y=-1
Adh1e
udah gtu doank kaa,,
xkuadratz
yapz
Adh1e
Makasih ya kaa,
xkuadratz
ok