bantu matematika kompoaisi transformasi nomer 2 kelas 11

jawab

B' = B+ T1 + T2
B = B' - T2 -T1


[tex] \left[\begin{array}{ccc}m\\n\end{array}\right] \,= \left[\begin{array}{ccc}-2\\3\end{array}\right]\, - \, \left[\begin{array}{ccc}-9\\3\end{array}\right]\, -\, \left[\begin{array}{ccc}-6\\2\end{array}\right] \\ \left[\begin{array}{ccc}m\\n\end{array}\right] \,=\left[\begin{array}{ccc}-2+9+6\\3-3-2\end{array}\right] \\ \left[\begin{array}{ccc}m\\n\end{array}\right] \,=\left[\begin{array}{ccc}13\\-2\end{array}\right] \\ nilai\, m + 7n\, = 13 +7(-2) = -1 [/tex]